indulging vs humouring

indulging and humouring both are nouns.

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

As nouns, indulging and humouring are synonyms defined as:

Other synonyms of indulging include humoring, indulgence, pampering.

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