verb be·hoove \bi-ˈhüv, bē-\
to be necessary, proper, or advantageous for
I can completely see how using this word too often would get annoying. It's not a word that you hear very often, and yet, it has a clear and certain meaning.
When talking to my kids: It would behoove you to get home by midnight.
When talking to my boss: It would behoove you to look at the report I sent on the sales figures.
When talking to my husband: It would behoove you to remember our anniversary.
See how it is used? Now you try!