Unnerve, enervate, unman, emasculate can all mean to deprive of strength or vigor and of the capacity for endurance, overcoming difficulties, or making progress.
Unmarried vs Single vs Celibate vs Virgin vs Maiden
Unmarried, single, celibate, virgin, maiden are comparable as adjectives when they mean not united in bonds of marriage.
Unlucky vs Disastrous vs Ill-starred vs Ill-fated vs Unfortunate vs Calamitous vs Luckless vs Hapless
Unlucky, disastrous, ill-starred, ill-fated, unfortunate, calamitous, luckless, hapless can all mean having, meeting, or promising an outcome that is distinctly unfavorable (as to hopes, plans, or well-being).
Unlawful vs Illegal vs Illegitimate vs Illicit
Unlawful, illegal, illegitimate, illicit are comparable when they mean contrary to, prohibited by, or not in accordance with law or the law.
Universal vs General vs Generic vs Common
Universal, general, generic, common are comparable when they mean characteristic of, belonging or relating to, comprehending, or affecting all or the whole.
Universal vs Cosmic vs Ecumenical vs Catholic vs Cosmopolitan
Universal, cosmic, ecumenical, catholic, cosmopolitan can all mean worldwide or at least extremely widespread (as in extent, range, influence, appeal, or use).
Unity vs Solidarity vs Integrity vs Union
Unity, solidarity, integrity, union can all denote a combining of all the parts, elements, or individuals into an effective whole, or the property or character of the whole achieved by such a combining.
Unite vs Combine vs Conjoin vs Cooperate vs Concur
Unite, combine, conjoin, cooperate, concur are comparable especially when they are applied to people or groups or categories of people or to human institutions and when they mean to join forces so as to act together or to form a larger unit.
Unfold vs Evolve vs Develop vs Elaborate vs Perfect
Unfold, evolve, develop, elaborate, perfect can all mean to cause something to emerge from a state where its potentialities are not apparent or not realized into a state where they are apparent or fully realized.
Unfit vs Unsuitable vs Improper vs Inappropriate vs Unfitting vs Inapt vs Unhappy vs Infelicitous
Unfit, unsuitable, improper, inappropriate, unfitting, inapt, unhappy, infelicitous are comparable when they mean not right with respect to what is required or expected under the circumstances or demanded by the end, use, or, function in view.
Understand vs Comprehend vs Appreciate
Understand, comprehend, appreciate mean to have a clear idea or conception or full and exact knowledge of something.
Unconstraint vs Abandon vs Spontaneity
Unconstraint, abandon, spontaneity can all denote the free and uninhibited expression of one's thoughts or feelings or the quality of mood or style resulting from a free yielding to impulse.