put-on vs send-up

put-on and send-up both are nouns.

Word	Noun	Adjective	Verb	Adverb
put-on	Yes	No	No	No
send-up	Yes	No	No	No

As nouns, put-on and send-up are synonyms defined as:

put-on and send-up: a composition that imitates or misrepresents somebody's style, usually in a humorous way

Other synonyms of put-on include burlesque, lampoon, mockery, parody, pasquinade, sendup, spoof, takeoff, travesty.

put-on (noun)	send-up (noun)
something intended to deceive; deliberate trickery intended to gain an advantage	a composition that imitates or misrepresents somebody's style, usually in a humorous way
a ludicrous or grotesque act done for fun and amusement
a composition that imitates or misrepresents somebody's style, usually in a humorous way