liaise vs negociate

liaise and negociate both are verbs.

Word	Noun	Adjective	Verb	Adverb
liaise	No	No	Yes	No
negociate	No	No	Yes	No

As verbs, negociate is a hypernym of liaise; that is, negociate is a word with a broader meaning than liaise:

Other hypernyms of liaise include negotiate, talk terms.

liaise (verb)	negociate (verb)
act between parties with a view to reconciling differences	discuss the terms of an arrangement
	confer with another in order to come to terms or reach an agreement
	succeed in passing through, around, or over
	transfer by endorsement to another in return for value received
	sell or discount
	be successful; achieve a goal