bus·y·work 
(bĭzē-wûrk′)
(bĭzē-wûrk′)n.
Activity, such as schoolwork or office work, meant to take up time but not necessarily yield productive results.
- accident-prone
- accipiter
- accipitrine
- acclaim
- acclaimer
- acclamation
- acclamatory
- acclimate
- acclimation
- acclimatization
- acclimatize
- acclimatizer
- acclivitous
- acclivity
- accolade
- accommodate
- accommodating
- accommodatingly
- accommodation
- accommodationist
- accommodation ladder
- accommodative
- accommodator
- accompaniment
- accompanist