transmit vs broadcast

transmit is not a noun while broadcast is a noun.

Word	Noun	Adjective	Verb	Adverb
transmit	No	No	Yes	No
broadcast	Yes	No	Yes	No

As verbs, transmit and broadcast are synonyms defined as:

transmit and broadcast: broadcast over the airwaves, as in radio or television

Other synonyms of transmit include air, beam, send.

transmit (noun)	broadcast (noun)
	message that is transmitted by radio or television
	a radio or television show

transmit (verb)	broadcast (verb)
broadcast over the airwaves, as in radio or television	cause to become widely known
send from one person or place to another	broadcast over the airwaves, as in radio or television
transmit or serve as the medium for transmission	sow over a wide area, especially by hand
transfer to another