Groomsmen

2 clues
Union attendants
Bridesmaids' counterparts
Similar answers:
Agroomofonesown
Agroomwithaview
Allinthegroove
Barteredgroom
Breathingroom
Brideandgroom
Bridegrooms
Bridesandgrooms
Changinggrooms
Coiningrooms
Cuttingroom
Cuttingroomfloor
Diningroom
Diningroomset
Diviningroomset
Doggroomer
Dragroom
Drawingroom
Drawingrooms
Dressingroom