honour vs ennoble

honour is a noun but ennoble is not a noun.

Word	Noun	Adjective	Verb	Adverb
honour	Yes	No	Yes	No
ennoble	No	No	Yes	No

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

Other hyponyms of honour include drink, pledge, salute, toast, wassail, dignify, decorate.

honour (noun)	ennoble (noun)
the quality of being honorable and having a good name
a woman's virtue or chastity
a tangible symbol signifying approval or distinction
the state of being honored

honour (verb)	ennoble (verb)
accept as pay	give a title to someone; make someone a member of the nobility
bestow honor or rewards upon	confer dignity or honor upon
show respect towards