— awkward
— disfigured
— displeasing
— evil-looking
— fugly
— grotesque
— hideous
— ill-favored
— ill-favoured
— monstrous
— repulsive
— scrofulous
— unapt
— unattractive
— unavoidable
— unbeaten
— unbidden
— unfaith
— unfaithful
— unfaithfulness
— unfathomable
— unfetter
— unfettered
— unfit
— unfitness
— unfitted
— unfitting
— unified
— unlovely
— unmoved
— unobtrusive
— unpaid
— unpaid worker
— unpicturesque
— unsightly