pray vs supplicate

pray and supplicate both are verbs.

Word	Noun	Adjective	Verb	Adverb
pray	No	No	Yes	No
supplicate	No	No	Yes	No

As verbs, supplicate is a hyponym of pray; that is, supplicate is a word with a more specific, narrower meaning than pray:

Other hyponyms of pray include crave, importune, insist.

pray (verb)	supplicate (verb)
address a deity, a prophet, a saint or an object of worship; say a prayer	ask humbly (for something)
call upon in supplication; entreat	ask for humbly or earnestly, as in prayer
	make a humble, earnest petition