bear down vs constrict

bear down and constrict both are verbs.

Word	Noun	Adjective	Verb	Adverb
bear down	No	No	Yes	No
constrict	No	No	Yes	No

As verbs, constrict is a hypernym of bear down; that is, constrict is a word with a broader meaning than bear down:

bear down: contract the abdominal muscles during childbirth to ease delivery
constrict: squeeze or press together

Other hypernyms of bear down include compact, compress, contract, press, squeeze.

bear down (verb)	constrict (verb)
exert a force or cause a strain upon	become tight or as if tight
pay special attention to	squeeze or press together
exert full strength
to make a rush at or sudden attack upon, as in battle
exert a force with a heavy weight
contract the abdominal muscles during childbirth to ease delivery