1. In an ineffective manner
   "he dealt with the problem rather ineffectively"
   - inefficaciously

See also: ineffective

Antonym: effectively

• Loch Ness monster
• Lochaber ax
• lochan
• lochia
• lock
• lock away
• lock chamber
• lock horns
• lock in
• lock washer
• lock-gate
• lock-up option
• lockable
• lockage
• lockbox
• lockdown
• Locke
• locker
• locker room
• locket
• locking
• locking pliers
• lockjaw
• lockkeeper
• lockman