oxygenise vs aerate

oxygenise and aerate both are verbs.

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

As verbs, oxygenise and aerate are synonyms defined as:

Other synonyms of oxygenise include oxygenate, oxygenize.

oxygenise (verb)	aerate (verb)
impregnate, combine, or supply with oxygen	aerate (sewage) so as to favor the growth of organisms that decompose organic matter
dehydrogenate with oxygen	impregnate, combine, or supply 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)	expose to fresh air