Given names often turned into family names when people were identified by their father's name. For example, the first name Ahrend developed into the family name Ahrends by adding a genitive s-ending, as in Ahrend's son. Examples: Ahrends, Burkhard, Wulff, Friedrich, Benz.
So accordingly. 1  some crouching positions are squats. 2  some crouching positions may not be squats. 3  squatting is not implicity crouching.  squatting and crouching are terms with different but overlapping definitions, the former more specific to posture, the latter to 1  motivation. squat is not a synonym for crouch.
Definition of stoop. intransitive verb. 1a : to bend the body or a part of the body forward and downward sometimes simultaneously bending the kneesb : to stand or walk with a forward inclination of the head, body, or shoulders. 2 : yield, submit. 3a : to descend from a superior rank, dignity, or statusb : to lower oneself morally stooped to lying.