lacrimator vs tear gas

lacrimator and tear gas both are nouns.

Word	Noun	Adjective	Verb	Adverb
lacrimator	Yes	No	No	No
tear gas	Yes	No	No	No

As nouns, lacrimator and tear gas are synonyms defined as:

lacrimator and tear gas: a gas that makes the eyes fill with tears but does not damage them; used in dispersing crowds

Other synonyms of lacrimator include lachrymator, teargas.

lacrimator (noun)	tear gas (noun)
a gas that makes the eyes fill with tears but does not damage them; used in dispersing crowds	a gas that makes the eyes fill with tears but does not damage them; used in dispersing crowds