Athing

2 clues
___ of beauty is . . .
Stevie Wonder "Don't You Worry 'Bout ___
Similar answers:
Aaarating
Aahing
Aameeting
Aameetings
Aaronspelling
Abadending
Abandoning
Abashing
Abasing
Abath
Abathingbeauty
Abating
Abbashitsingle
Abbreviating
Abclistening
Abducting
Abernathy
Abetting
Abhorring
Abiding