oxygenise vs dehydrogenate

oxygenise and dehydrogenate both are verbs.

Word	Noun	Adjective	Verb	Adverb
oxygenise	No	No	Yes	No
dehydrogenate	No	No	Yes	No

As verbs, dehydrogenate is a hypernym of oxygenise; that is, dehydrogenate is a word with a broader meaning than oxygenise:

oxygenise (verb)	dehydrogenate (verb)
impregnate, combine, or supply with oxygen	remove hydrogen from
dehydrogenate with oxygen
change (a compound) by increasing the proportion of the electronegative part; or change (an element or ion) from a lower to a higher positive valence: remove one or more electrons from (an atom, ion, or molecule)