inevitable vs destiny

inevitable and destiny both are nouns.

Word	Noun	Adjective	Verb	Adverb
inevitable	Yes	Yes	No	No
destiny	Yes	No	No	No

As nouns, destiny is a hypernym of inevitable; that is, destiny is a word with a broader meaning than inevitable:

inevitable: an unavoidable event
destiny: an event (or a course of events) that will inevitably happen in the future

Other hypernyms of inevitable include fate.

inevitable (noun)	destiny (noun)
an unavoidable event	an event (or a course of events) that will inevitably happen in the future
	the ultimate agency regarded as predetermining the course of events
	your overall circumstances or condition in life (including everything that happens to you)

inevitable (adjective)	destiny (adjective)
incapable of being avoided or prevented
invariably occurring or appearing