ABB
ABBA
ABBACIES
ABBACY
ABBAS
ABBATIAL
ABBE
ABBED
ABBES
ABBESS
ABBESSES
ABBEY
ABBEYS
ABBOT
ABBOTCIES
ABBOTCY
ABBOTS
ABBOTSHIP
ABBOTSHIPS
ABBREVIATE
ABBREVIATED
ABBREVIATES
ABBREVIATING
ABBREVIATION
ABBREVIATIONS
ABBREVIATOR
ABBREVIATORS
ABBREVIATORY
ABBREVIATURE
ABBREVIATURES
ABBS

31 words start with ABB.