Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
necessary | Yes | Yes | No | No |
required | No | Yes | No | No |
necessary (noun) | required (noun) |
---|---|
anything indispensable |
necessary (adjective) | required (adjective) |
---|---|
absolutely essential | necessary for relief or supply |
unavoidably determined by prior circumstances | required by rule |