constrict vs bear down

constrict and bear down both are verbs.

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

As verbs, bear down is a hyponym of constrict; that is, bear down is a word with a more specific, narrower meaning than constrict:

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

Other hyponyms of constrict include choke, strangle, prim, astringe, strangulate, convulse, convulse, overbear, choke, fret, gag, choke, scrag.

constrict (verb)	bear down (verb)
become tight or as if tight	exert a force or cause a strain upon
squeeze or press together	pay special attention to
	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