dragger vs trawler

dragger and trawler both are nouns.

Word	Noun	Adjective	Verb	Adverb
dragger	Yes	No	No	No
trawler	Yes	No	No	No

As nouns, dragger and trawler are synonyms defined as:

dragger and trawler: a fishing boat that uses a trawl net or dragnet to catch fish

dragger (noun)	trawler (noun)
a fishing boat that uses a trawl net or dragnet to catch fish	a fishing boat that uses a trawl net or dragnet to catch fish
someone who pulls or tugs or drags in an effort to move something	a fisherman who use a trawl net