thrasher vs farm machine

thrasher and farm machine both are nouns.

Word	Noun	Adjective	Verb	Adverb
thrasher	Yes	No	No	No
farm machine	Yes	No	No	No

As nouns, farm machine is a hypernym of thrasher; that is, farm machine is a word with a broader meaning than thrasher:

thrasher: a farm machine for separating seeds or grain from the husks and straw
farm machine: a machine used in farming

thrasher (noun)	farm machine (noun)
thrush-like American songbird able to mimic other birdsongs	a machine used in farming
large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed
a farm machine for separating seeds or grain from the husks and straw