KEY: Superintendent.
SYN: Inspector, overseer, controller, director, manager, visitor,head, principal, supervisor.
ANT: Subject, subordinate, servant, employee.

• Unrelenting
• Unrighteous
• Unrivalled
• Unroll
• Unruffled, [See DISCOVER]
• Unruly
• Unsafe, [See REFRACTORY]
• Unseasonable, [See SAFE]
• Unseemly
• Unseen
• Unselfish, [See SEEMLY]
• Unsettle
• Unskillful, [See SETTLE]
• Unsophisticated, SIMPLE_==_key:, Unsound, SOUND_==_key:,
• Unsteady
• Unsuccessful
• Untrodden
• Untruth
• Unusual
• Unwearied
• Unwilling
• Unyielding
• Upbraid
• Uphold
• Upright