bridegroom
US /ˈbraɪd.ɡruːm/
UK /ˈbraɪd.ɡruːm/

1.
a man who is about to be married or has just been married
:
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The bridegroom looked nervous as he waited for his bride.
•
The bridegroom and his best man arrived early at the church.
a man who is about to be married or has just been married