humoring vs humouring

humoring and humouring both are nouns.

Word	Noun	Adjective	Verb	Adverb
humoring	Yes	No	No	No
humouring	Yes	No	No	No

As nouns, humoring and humouring are synonyms defined as:

Other synonyms of humoring include indulgence, indulging, pampering.

humoring (noun)	humouring (noun)
the act of indulging or gratifying a desire	the act of indulging or gratifying a desire