thin out vs lop

thin out and lop both are verbs.

Word	Noun	Adjective	Verb	Adverb
thin out	No	No	Yes	No
lop	No	No	Yes	No

As verbs, lop is a hyponym of thin out; that is, lop is a word with a more specific, narrower meaning than thin out:

Other hyponyms of thin out include clip, crop, cut back, dress, prune, snip, trim.

thin out (verb)	lop (verb)
make sparse	cultivate, tend, and cut back the growth of
become sparser	cut off from a whole
lessen the strength or flavor of a solution or mixture