יָבַם (yābam) is
a Hebrew verb
meaning do duty of. It appears
3 times
in 2 books of the Hebrew Bible
(Strong's H2992).
Also rendered
be brother-in-law
Same Hebrew root (TWOT 836)
Range of meaning (TWOT 836)do duty of; marry; perform the duty of a husband's brother
Full entry: Brown-Driver-Briggs and Strong's
יָבַםverb, denominative: do duty of
Strong's H2992יָבַם: to marry a (deceased) brother's widow KJV:perform the duty of a husband's brother, marry.
Meanings: Brown-Driver-Briggs (1906) and Strong's Hebrew Dictionary (1890), public domain, via the Open Scriptures Hebrew Bible Project (CC BY 4.0). TWOT numbers for reference only.