commemorate vs immortalise

commemorate and immortalise both are verbs.

Word	Noun	Adjective	Verb	Adverb
commemorate	No	No	Yes	No
immortalise	No	No	Yes	No

As verbs, commemorate and immortalise are synonyms defined as:

commemorate and immortalise: be or provide a memorial to a person or an event

Other synonyms of commemorate include immortalize, memorialise, memorialize.

commemorate (verb)	immortalise (verb)
call to remembrance; keep alive the memory of someone or something, as in a ceremony	make famous forever
be or provide a memorial to a person or an event	be or provide a memorial to a person or an event
celebrate by some ceremony or observation