Pleasant, satisfactory. / Of a person: friendly, attractive. / Respectable; virtuous. / (with and) Shows that the given adjective is desirable, or acts as a mild intensifier; pleasantly, quite.

(colloquial) Nicely.

niceness.

(obsolete) Silliness; folly. / Effeminacy; indulgence in soft living or luxuriousness. / (obsolete) Shyness; reserve. / Fastidiousness; fine sensitivity.

Third-person singular simple present indicative form of nice

simple past tense and past participle of nice

present participle of nice

(UK) Initialism of National Institute for Health and Care Excellence.

plural of nice guy

(emergency medicine) Initialism of biological, nuclear / radiological, incendiary, chemical, and explosive agents, used to remember the types of hazmat emergencies.