choke back vs suppress

choke back and suppress both are verbs.

Word	Noun	Adjective	Verb	Adverb
choke back	No	No	Yes	No
suppress	No	No	Yes	No

As verbs, suppress is a hypernym of choke back; that is, suppress is a word with a broader meaning than choke back:

Other hypernyms of choke back include conquer, stamp down, subdue.

choke back (verb)	suppress (verb)
suppress	bring under control by force or authority
	lessen to the point of stopping
	put out of one's consciousness
	consciously restrain from showing; of emotions, desires, impulses, or behavior
	come down on or keep down by unjust use of one's authority