smother vs repress

smother is a noun but repress is not a noun.

Word	Noun	Adjective	Verb	Adverb
smother	Yes	No	Yes	No
repress	No	No	Yes	No

As verbs, smother and repress are synonyms defined as:

Other synonyms of smother include muffle, stifle, strangle.

smother (noun)	repress (noun)
a stifling cloud of smoke
a confused multitude of things

smother (verb)	repress (verb)
deprive of oxygen and prevent from breathing	block the action of
suppress in order to conceal or hide	put out of one's consciousness
envelop completely	suppress in order to conceal or hide
deprive of the oxygen necessary for combustion	put down by force or intimidation
form an impenetrable cover over	impede or hinder the natural development or self-expression of