en: (emoji) -- Unicode Emoji 4.0 (Emoji Roles)

dictsource/en_emoji

 // Emoji and Other Symbol pronunciations for English
 //
-// NOTE: Entries with `text|emoji` in the comments have text and emoji forms.
-// They can be followed by [FE0E] to select the text style, and [FE0F] to
-// select the emoji style.
+// Entries with `text|emoji` in the comments have text and emoji forms. They
+// can be followed by [FE0E] to select the text style, and [FE0F] to select
+// the emoji style.
+//
+// NOTE: See `src/ucd-tools/data/espeak-ng/emoji-data.txt` for additional data
+// in interpreting ZWJ emoji sequences.
 
 $textmode
 
 ⚒	hammer and pick							// [2692] text|emoji
 ⚓	anchor								// [2693]
 ⚔	crossed swords							// [2694] text|emoji
+⚕	health worker					$emoji_zwj	// [2695] text|emoji
 ⚕	medical symbol							// [2695] text|emoji
+⚖	judge						$emoji_zwj	// [2696] text|emoji
 ⚖	balance scale							// [2696] text|emoji
 ⚗	alembic								// [2697] text|emoji
 ⚙	gear								// [2699] text|emoji
 
 ✂	scissors							// [2702] text|emoji
 ✅	white heavy check mark						// [2705]
+✈	pilot						$emoji_zwj	// [2708] text|emoji
 ✈	airplane							// [2708] text|emoji
 ✉	envelope							// [2709] text|emoji
 ✊	raised fist							// [270A]
 🌻	sunflower							// [1F33B]
 🌼	blossom								// [1F33C]
 🌽	ear of corn							// [1F33D]
+🌾	farmer						$emoji_zwj	// [1F33E]
 🌾	sheaf of rice							// [1F33E]
 🌿	herb								// [1F33F]
 🍀	four leaf clover						// [1F340]
 🍰	shortcake							// [1F370]
 🍱	bento box							// [1F371]
 🍲	pot of food							// [1F372]
+🍳	cook						$emoji_zwj	// [1F373]
 🍳	cooking								// [1F373]
 🍴	fork and knife							// [1F374]
 🍵	teacup without handle						// [1F375]
 🎐	wind chime							// [1F390]
 🎑	moon viewing ceremony						// [1F391]
 🎒	school backpack							// [1F392]
+🎓	student						$emoji_zwj	// [1F393]
 🎓	graduation cap							// [1F393]
 🎖	military medal							// [1F396] text|emoji
 🎗	reminder ribbon							// [1F397] text|emoji
 🎡	ferris wheel							// [1F3A1]
 🎢	roller coaster							// [1F3A2]
 🎣	fishing pole							// [1F3A3]
+🎤	singer						$emoji_zwj	// [1F3A4]
 🎤	microphone							// [1F3A4]
 🎥	movie camera							// [1F3A5]
 🎦	cinema								// [1F3A6]
 🎧	headphone							// [1F3A7]
+🎨	artist						$emoji_zwj	// [1F3A8]
 🎨	artist palette							// [1F3A8]
 🎩	top hat								// [1F3A9]
 🎪	circus tent							// [1F3AA]
 🏨	hotel								// [1F3E8]
 🏩	love hotel							// [1F3E9]
 🏪	convenience store						// [1F3EA]
+🏫	teacher						$emoji_zwj	// [1F3EB]
 🏫	school								// [1F3EB]
 🏬	department store						// [1F3EC]
+🏭	factory worker					$emoji_zwj	// [1F3ED]
 🏭	factory								// [1F3ED]
 🏮	red paper lantern						// [1F3EE]
 🏯	japanese castle							// [1F3EF]
 💸	money with wings						// [1F4B8]
 💹	chart increasing with yen					// [1F4B9]
 💺	seat								// [1F4BA]
+💻	technologist					$emoji_zwj	// [1F4BB]
 💻	laptop computer							// [1F4BB]
+💼	office worker					$emoji_zwj	// [1F4BC]
 💼	briefcase							// [1F4BC]
 💽	computer disk							// [1F4BD]
 💾	floppy disk							// [1F4BE]
 🔤	input latin letters						// [1F524]
 🔥	fire								// [1F525]
 🔦	flashlight							// [1F526]
+🔧	mechanic					$emoji_zwj	// [1F527]
 🔧	wrench								// [1F527]
 🔨	hammer								// [1F528]
 🔩	nut and bolt							// [1F529]
 🔪	kitchen knife							// [1F52A]
 🔫	pistol								// [1F52B]
+🔬	scientist					$emoji_zwj	// [1F52C]
 🔬	microscope							// [1F52C]
 🔭	telescope							// [1F52D]
 🔮	crystal ball							// [1F52E]
 
 // 1F680..1F6FF : Transport and Map Symbols
 
+🚀	astronaut					$emoji_zwj	// [1F680]
 🚀	rocket								// [1F680]
 🚁	helicopter							// [1F681]
 🚂	locomotive							// [1F682]
 🚏	bus stop							// [1F68F]
 🚐	minibus								// [1F690]
 🚑	ambulance							// [1F691]
+🚒	firefighter					$emoji_zwj	// [1F692]
 🚒	fire engine							// [1F692]
 🚓	police car							// [1F693]
 🚔	oncoming police car						// [1F694]

src/libespeak-ng/compiledict.c

 	{ "$alt5",          19 },
 	{ "$alt6",          20 },
 	{ "$alt7",          21 },
+	{ "$emoji_zwj",     22 }, // alternate emoji pronunciation, when in a ZWJ sequence
 
 	{ "$combine",       23 }, // Combine with the next word
 

src/libespeak-ng/translate.h

 #define FLAG_ALT6_TRANS   0x100000 // language specific
 #define FLAG_ALT7_TRANS   0x200000 // language specific
 
+#define FLAG_EMOJI_ZWJ    0x400000 // alternate emoji pronunciation, when in a ZWJ sequence
 #define FLAG_COMBINE      0x800000 // combine with the next word
 #define FLAG_ALLOW_DOT  0x01000000 // ignore '.' after word (abbreviation)
 #define FLAG_NEEDS_DOT  0x02000000 // only if the word is followed by a dot

src/ucd-tools/data/espeak-ng/emoji-data.txt

+# espeak-ng/emoji-data-4.0.txt
+# Date: 2017-05-18, 07:15:00 GMT
+# Copyright (C) 2017 Reece H. Dunn
+#
+# This is an extension to the Unicode Character Database emoji-data.txt file.
+# It provides additional classification data for interpreting ZWJ emoji
+# sequences.
+#
+# The `Emoji_Role` property is used for object-based roles which have the form:
+#
+#     1F468 200D Emoji_Role                 # man (role name)
+#     1F468 Emoji_Modifier 200D Emoji_Role  # man (modifier name) (role name)
+#     1F469 200D Emoji_Role                 # woman (role name)
+#     1F469 Emoji_Modifier 200D Emoji_Role  # woman (modifier name) (role name)
+#
+# It uses the same format as the PropList.txt file.
+#
+# This data is licensed under the same terms as the Unicode Character
+# Database.
+#
+# Unicode and the Unicode Logo are registered trademarks of Unicode, Inc. in
+# the U.S. and other countries.
+# For terms of use, see http://www.unicode.org/terms_of_use.html
+#
+# Unicode Character Database
+#   For documentation, see http://www.unicode.org/reports/tr44/
+
+# ================================================
+
+2695   ; Emoji_Role # (⚕) health worker
+2696   ; Emoji_Role # (⚖) judge
+2708   ; Emoji_Role # (✈) pilot
+1F33E  ; Emoji_Role # (🌾) farmer
+1F373  ; Emoji_Role # (🍳) cook
+1F393  ; Emoji_Role # (🎓) student
+1F3A4  ; Emoji_Role # (🎤) singer
+1F3A8  ; Emoji_Role # (🎨) artist
+1F3EB  ; Emoji_Role # (🏫) teacher
+1F3ED  ; Emoji_Role # (🏭) factory worker
+1F4BB  ; Emoji_Role # (💻) technologist
+1F4BC  ; Emoji_Role # (💼) office worker
+1F527  ; Emoji_Role # (🔧) mechanic
+1F52C  ; Emoji_Role # (🔬) scientist
+1F680  ; Emoji_Role # (🚀) astronaut
+1F692  ; Emoji_Role # (🚒) firefighter
+
+# Total code points: 16
+
+#EOF