cuckoldom vs wedlock

cuckoldom and wedlock both are nouns.

Word	Noun	Adjective	Verb	Adverb
cuckoldom	Yes	No	No	No
wedlock	Yes	No	No	No

As nouns, wedlock is a hypernym of cuckoldom; that is, wedlock is a word with a broader meaning than cuckoldom:

cuckoldom: the state of a husband whose wife has committed adultery
wedlock: the state of being a married couple voluntarily joined for life (or until divorce)

Other hypernyms of cuckoldom include marriage, matrimony, spousal relationship, union.

cuckoldom (noun)	wedlock (noun)
the state of a husband whose wife has committed adultery	the state of being a married couple voluntarily joined for life (or until divorce)