trowel vs brick trowel

trowel and brick trowel both are nouns.

Word	Noun	Adjective	Verb	Adverb
trowel	Yes	No	Yes	No
brick trowel	Yes	No	No	No

As nouns, brick trowel is a hyponym of trowel; that is, brick trowel is a word with a more specific, narrower meaning than trowel:

trowel: a small hand tool with a handle and flat metal blade; used for scooping or spreading plaster or similar materials
brick trowel: a trowel used in masonry

Other hyponyms of trowel include mason's trowel, garden trowel, plastering trowel, pointing trowel, slick.

trowel (noun)	brick trowel (noun)
a small hand tool with a handle and flat metal blade; used for scooping or spreading plaster or similar materials	a trowel used in masonry

trowel (verb)	brick trowel (verb)
use a trowel on; for light garden work or plaster work