slam vs remark

slam and remark both are nouns.

Word	Noun	Adjective	Verb	Adverb
slam	Yes	No	Yes	No
remark	Yes	No	Yes	No

As nouns, remark is a hypernym of slam; that is, remark is a word with a broader meaning than slam:

slam: an aggressive remark directed at a person like a missile and intended to have a telling effect
remark: a statement that expresses a personal opinion or belief or adds information

Other hypernyms of slam include comment, input.

slam (noun)	remark (noun)
an aggressive remark directed at a person like a missile and intended to have a telling effect	explicit notice
winning all or all but one of the tricks in bridge	a statement that expresses a personal opinion or belief or adds information
a forceful impact that makes a loud noise
the noise made by the forceful impact of two objects