1. In an unproductive manner
   - fruitlessly, unprofitably

See also: unproductive

Antonym: productively

• airplane
• airplane landing
• airplane maneuver
• airplane manoeuvre
• airplane mechanics
• airplane pilot
• airplane propeller
• airplane ticket
• airplay
• airport
• airport terminal
• airpost
• airs
• airscrew
• airship
• airsick
• airsickness
• airside
• airspace
• airspeed
• airstream
• airstrip
• airt
• airtight
• airtime