| BRIGHTENED | • brightened v. Simple past tense and past participle of brighten. • BRIGHTEN v. to make bright. |
| CHRISTENED | • christened v. Simple past tense and past participle of christen. • CHRISTEN v. to baptise. |
| FRIGHTENED | • frightened adj. Afraid; suffering from fear. • frightened v. Simple past tense and past participle of frighten. • FRIGHTEN v. to make afraid, to scare, also FRIGHT. |
| HEIGHTENED | • heightened v. Simple past tense and past participle of heighten. • heightened adj. Increased in intensity or concentration; elevated, stepped-up. • HEIGHTEN v. to raise. |
| REFASTENED | • refastened v. Simple past tense and past participle of refasten. • REFASTEN v. to fasten again. |
| RELISTENED | • relistened v. Simple past tense and past participle of relisten. • RELISTEN v. to listen again. |
| RESOFTENED | • resoftened v. Simple past tense and past participle of resoften. • RESOFTEN v. to soften again. |
| STRAITENED | • straitened v. Simple past tense and past participle of straiten. • straitened adj. Squeezed or confined. • STRAITEN v. to make strait, narrow. |
| THREATENED | • threatened v. Simple past tense and past participle of threaten. • threatened adj. (Ecology, of a plant or animal) At risk of becoming endangered in the near future. • threatened adj. Feeling insecure or vulnerable. |
| UNFASTENED | • unfastened adj. Not fastened. • unfastened v. Past participle of unfasten. • UNFASTEN v. to release from a fastening. |
| UNLISTENED | • unlistened adj. Not listened (With "to", "for", etc.). • UNLISTENED adj. not listened to. |
| UNSOFTENED | • unsoftened adj. Not softened. • UNSOFTENED adj. not softened. |