diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 0b1cd656f6bdd9..fb8f6ba79298be 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -110,5 +110,6 @@ This list is manually curated to include valuable contributions by volunteers th
 | @jorgefilipecosta | |
 | @ajitbohra | |
 | @ChrisVanPatten | |
+| @mayukojpn | @mayukojpn |
 | @tofumatt | @lonelyvegan |
 | @LukePettway | @luke_pettway |
\ No newline at end of file
diff --git a/packages/block-library/src/embed/core-embeds.js b/packages/block-library/src/embed/core-embeds.js
index a38c47d5be21bd..3a2e861e0c0aa1 100644
--- a/packages/block-library/src/embed/core-embeds.js
+++ b/packages/block-library/src/embed/core-embeds.js
@@ -31,7 +31,7 @@ export const common = [
 			title: 'Twitter',
 			icon: embedTwitterIcon,
 			keywords: [ 'tweet' ],
-			description: __( 'Embed a tweet' ),
+			description: __( 'Embed a tweet.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?twitter\.com\/.+/i ],
 	},
@@ -41,7 +41,7 @@ export const common = [
 			title: 'YouTube',
 			icon: embedYouTubeIcon,
 			keywords: [ __( 'music' ), __( 'video' ) ],
-			description: __( 'Embed a YouTube video' ),
+			description: __( 'Embed a YouTube video.' ),
 		},
 		patterns: [ /^https?:\/\/((m|www)\.)?youtube\.com\/.+/i, /^https?:\/\/youtu\.be\/.+/i ],
 	},
@@ -50,7 +50,7 @@ export const common = [
 		settings: {
 			title: 'Facebook',
 			icon: embedFacebookIcon,
-			description: __( 'Embed a Facebook post' ),
+			description: __( 'Embed a Facebook post.' ),
 		},
 		patterns: [ /^https?:\/\/www\.facebook.com\/.+/i ],
 	},
@@ -60,7 +60,7 @@ export const common = [
 			title: 'Instagram',
 			icon: embedInstagramIcon,
 			keywords: [ __( 'image' ) ],
-			description: __( 'Embed an Instagram post' ),
+			description: __( 'Embed an Instagram post.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?instagr(\.am|am\.com)\/.+/i ],
 	},
@@ -71,7 +71,7 @@ export const common = [
 			icon: embedWordPressIcon,
 			keywords: [ __( 'post' ), __( 'blog' ) ],
 			responsive: false,
-			description: __( 'Embed a WordPress post' ),
+			description: __( 'Embed a WordPress post.' ),
 		},
 	},
 	{
@@ -80,7 +80,7 @@ export const common = [
 			title: 'SoundCloud',
 			icon: embedAudioIcon,
 			keywords: [ __( 'music' ), __( 'audio' ) ],
-			description: __( 'Embed SoundCloud content' ),
+			description: __( 'Embed SoundCloud content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?soundcloud\.com\/.+/i ],
 	},
@@ -90,7 +90,7 @@ export const common = [
 			title: 'Spotify',
 			icon: embedSpotifyIcon,
 			keywords: [ __( 'music' ), __( 'audio' ) ],
-			description: __( 'Embed Spotify content' ),
+			description: __( 'Embed Spotify content.' ),
 		},
 		patterns: [ /^https?:\/\/(open|play)\.spotify\.com\/.+/i ],
 	},
@@ -100,7 +100,7 @@ export const common = [
 			title: 'Flickr',
 			icon: embedFlickrIcon,
 			keywords: [ __( 'image' ) ],
-			description: __( 'Embed Flickr content' ),
+			description: __( 'Embed Flickr content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?flickr\.com\/.+/i, /^https?:\/\/flic\.kr\/.+/i ],
 	},
@@ -110,7 +110,7 @@ export const common = [
 			title: 'Vimeo',
 			icon: embedVimeoIcon,
 			keywords: [ __( 'video' ) ],
-			description: __( 'Embed a Vimeo video' ),
+			description: __( 'Embed a Vimeo video.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?vimeo\.com\/.+/i ],
 	},
@@ -122,7 +122,7 @@ export const others = [
 		settings: {
 			title: 'Animoto',
 			icon: embedVideoIcon,
-			description: __( 'Embed an Animoto video' ),
+			description: __( 'Embed an Animoto video.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?(animoto|video214)\.com\/.+/i ],
 	},
@@ -131,7 +131,7 @@ export const others = [
 		settings: {
 			title: 'Cloudup',
 			icon: embedContentIcon,
-			description: __( 'Embed Cloudup content' ),
+			description: __( 'Embed Cloudup content.' ),
 		},
 		patterns: [ /^https?:\/\/cloudup\.com\/.+/i ],
 	},
@@ -140,7 +140,7 @@ export const others = [
 		settings: {
 			title: 'CollegeHumor',
 			icon: embedVideoIcon,
-			description: __( 'Embed CollegeHumor content' ),
+			description: __( 'Embed CollegeHumor content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?collegehumor\.com\/.+/i ],
 	},
@@ -149,7 +149,7 @@ export const others = [
 		settings: {
 			title: 'Dailymotion',
 			icon: embedVideoIcon,
-			description: __( 'Embed a Dailymotion video' ),
+			description: __( 'Embed a Dailymotion video.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?dailymotion\.com\/.+/i ],
 	},
@@ -158,7 +158,7 @@ export const others = [
 		settings: {
 			title: 'Funny or Die',
 			icon: embedVideoIcon,
-			description: __( 'Embed Funny or Die content' ),
+			description: __( 'Embed Funny or Die content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?funnyordie\.com\/.+/i ],
 	},
@@ -167,7 +167,7 @@ export const others = [
 		settings: {
 			title: 'Hulu',
 			icon: embedVideoIcon,
-			description: __( 'Embed Hulu content' ),
+			description: __( 'Embed Hulu content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?hulu\.com\/.+/i ],
 	},
@@ -176,7 +176,7 @@ export const others = [
 		settings: {
 			title: 'Imgur',
 			icon: embedPhotoIcon,
-			description: __( 'Embed Imgur content' ),
+			description: __( 'Embed Imgur content.' ),
 		},
 		patterns: [ /^https?:\/\/(.+\.)?imgur\.com\/.+/i ],
 	},
@@ -185,7 +185,7 @@ export const others = [
 		settings: {
 			title: 'Issuu',
 			icon: embedContentIcon,
-			description: __( 'Embed Issuu content' ),
+			description: __( 'Embed Issuu content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?issuu\.com\/.+/i ],
 	},
@@ -194,7 +194,7 @@ export const others = [
 		settings: {
 			title: 'Kickstarter',
 			icon: embedContentIcon,
-			description: __( 'Embed Kickstarter content' ),
+			description: __( 'Embed Kickstarter content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?kickstarter\.com\/.+/i, /^https?:\/\/kck\.st\/.+/i ],
 	},
@@ -203,7 +203,7 @@ export const others = [
 		settings: {
 			title: 'Meetup.com',
 			icon: embedContentIcon,
-			description: __( 'Embed Meetup.com content' ),
+			description: __( 'Embed Meetup.com content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?meetu(\.ps|p\.com)\/.+/i ],
 	},
@@ -213,7 +213,7 @@ export const others = [
 			title: 'Mixcloud',
 			icon: embedAudioIcon,
 			keywords: [ __( 'music' ), __( 'audio' ) ],
-			description: __( 'Embed Mixcloud content' ),
+			description: __( 'Embed Mixcloud content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?mixcloud\.com\/.+/i ],
 	},
@@ -222,7 +222,7 @@ export const others = [
 		settings: {
 			title: 'Photobucket',
 			icon: embedPhotoIcon,
-			description: __( 'Embed a Photobucket image' ),
+			description: __( 'Embed a Photobucket image.' ),
 		},
 		patterns: [ /^http:\/\/g?i*\.photobucket\.com\/.+/i ],
 	},
@@ -231,7 +231,7 @@ export const others = [
 		settings: {
 			title: 'Polldaddy',
 			icon: embedContentIcon,
-			description: __( 'Embed Polldaddy content' ),
+			description: __( 'Embed Polldaddy content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?polldaddy\.com\/.+/i ],
 	},
@@ -240,7 +240,7 @@ export const others = [
 		settings: {
 			title: 'Reddit',
 			icon: embedRedditIcon,
-			description: __( 'Embed a Reddit thread' ),
+			description: __( 'Embed a Reddit thread.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?reddit\.com\/.+/i ],
 	},
@@ -249,7 +249,7 @@ export const others = [
 		settings: {
 			title: 'ReverbNation',
 			icon: embedAudioIcon,
-			description: __( 'Embed ReverbNation content' ),
+			description: __( 'Embed ReverbNation content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?reverbnation\.com\/.+/i ],
 	},
@@ -258,7 +258,7 @@ export const others = [
 		settings: {
 			title: 'Screencast',
 			icon: embedVideoIcon,
-			description: __( 'Embed Screencast content' ),
+			description: __( 'Embed Screencast content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?screencast\.com\/.+/i ],
 	},
@@ -267,7 +267,7 @@ export const others = [
 		settings: {
 			title: 'Scribd',
 			icon: embedContentIcon,
-			description: __( 'Embed Scribd content' ),
+			description: __( 'Embed Scribd content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?scribd\.com\/.+/i ],
 	},
@@ -276,7 +276,7 @@ export const others = [
 		settings: {
 			title: 'Slideshare',
 			icon: embedContentIcon,
-			description: __( 'Embed Slideshare content' ),
+			description: __( 'Embed Slideshare content.' ),
 		},
 		patterns: [ /^https?:\/\/(.+?\.)?slideshare\.net\/.+/i ],
 	},
@@ -285,7 +285,7 @@ export const others = [
 		settings: {
 			title: 'SmugMug',
 			icon: embedPhotoIcon,
-			description: __( 'Embed SmugMug content' ),
+			description: __( 'Embed SmugMug content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?smugmug\.com\/.+/i ],
 	},
@@ -315,7 +315,7 @@ export const others = [
 					} );
 				},
 			} ],
-			description: __( 'Embed Speaker Deck content' ),
+			description: __( 'Embed Speaker Deck content.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?speakerdeck\.com\/.+/i ],
 	},
@@ -324,7 +324,7 @@ export const others = [
 		settings: {
 			title: 'TED',
 			icon: embedVideoIcon,
-			description: __( 'Embed a TED video' ),
+			description: __( 'Embed a TED video.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.|embed\.)?ted\.com\/.+/i ],
 	},
@@ -333,7 +333,7 @@ export const others = [
 		settings: {
 			title: 'Tumblr',
 			icon: embedTumbrIcon,
-			description: __( 'Embed a Tumblr post' ),
+			description: __( 'Embed a Tumblr post.' ),
 		},
 		patterns: [ /^https?:\/\/(www\.)?tumblr\.com\/.+/i ],
 	},
@@ -343,7 +343,7 @@ export const others = [
 			title: 'VideoPress',
 			icon: embedVideoIcon,
 			keywords: [ __( 'video' ) ],
-			description: __( 'Embed a VideoPress video' ),
+			description: __( 'Embed a VideoPress video.' ),
 		},
 		patterns: [ /^https?:\/\/videopress\.com\/.+/i ],
 	},
@@ -352,7 +352,7 @@ export const others = [
 		settings: {
 			title: 'WordPress.tv',
 			icon: embedVideoIcon,
-			description: __( 'Embed a WordPress.tv video' ),
+			description: __( 'Embed a WordPress.tv video.' ),
 		},
 		patterns: [ /^https?:\/\/wordpress\.tv\/.+/i ],
 	},