squatting vs knee bend

squatting and knee bend both are nouns.

Word	Noun	Adjective	Verb	Adverb
squatting	Yes	No	No	No
knee bend	Yes	No	No	No

As nouns, squatting and knee bend are synonyms defined as:

squatting and knee bend: exercising by repeatedly assuming a crouching position with the knees bent; strengthens the leg muscles

Other synonyms of squatting include squat.

squatting (noun)	knee bend (noun)
the act of assuming or maintaining a crouching position with the knees bent and the buttocks near the heels	exercising by repeatedly assuming a crouching position with the knees bent; strengthens the leg muscles
exercising by repeatedly assuming a crouching position with the knees bent; strengthens the leg muscles