sigeh vs wedlock

sigeh and wedlock both are nouns.

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

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

sigeh: a Shiite tradition of temporary marriage permitted in Iran that allows a couple to specify the terms of their relationship; can last from a few minutes to 99 years
wedlock: the state of being a married couple voluntarily joined for life (or until divorce)

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

sigeh (noun)	wedlock (noun)
a Shiite tradition of temporary marriage permitted in Iran that allows a couple to specify the terms of their relationship; can last from a few minutes to 99 years	the state of being a married couple voluntarily joined for life (or until divorce)