re·pug·nance 
(rĭ-pŭgnəns)
(rĭ-pŭgnəns)n.
1. Extreme dislike or aversion.
2. Logic The relationship of contradictory terms; inconsistency.
- unforgettability
- unforgettable
- unforgettableness
- unforgettably
- unforgivable
- unforgiving
- unformatted
- unformed
- unfortunate
- unfortunately
- unfounded
- unfoundedly
- unfoundedness
- unfreeze
- unfrequented
- unfriend
- unfriended
- unfriendliness
- unfriendly
- unfrock
- unfruitful
- unfruitfully
- unfruitfulness
- unfunded
- unfunny