KEY: Concise.
SYN: Condensed, terse, pregnant, expressive, pointed, neat,compendious, succinct, summary, brief, short.
ANT: Diffuse, prolix, verbose, circumlocutory, rambling, discursive.

• Unfold
• Unforgiving
• Unfortunate
• Unfounded
• Unfrequented
• Unfriendly
• Unfruitful, [See FRIENDLY]
• Ungainly
• Ungovernable
• Ungraceful
• Ungrateful
• Ungulp, [See GULP]
• Unhandy
• unhappiness
• Unhappy
• Unhealthy, [See BEHALF]
• Uniform
• Uninteresting
• Uninterrupted
• Union
• Unique
• Unison
• Unit
• Unite
• Unity