cognize vs recognise

cognize and recognise both are verbs.

Word	Noun	Adjective	Verb	Adverb
cognize	No	No	Yes	No
recognise	No	No	Yes	No

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

cognize: be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about
recognise: be fully aware or cognizant of

Other hyponyms of cognize include keep track, agnise, agnize, realise, realize, recognize.

cognize (verb)	recognise (verb)
be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about	perceive to be the same
	be fully aware or cognizant of
	accept (someone) to be what is claimed or accept his power and authority
	express obligation, thanks, or gratitude for
	express greetings upon meeting someone
	detect with the senses
	grant credentials to
	show approval or appreciation of