| adjective | offensive or even (of persons) malicious; ; ; ; ; ; - Ezra Pound “in a nasty mood” |
| adjective | exasperatingly difficult to handle or circumvent “a nasty problem” |
| adjective | characterized by obscenity “had a filthy mouth” |
| adjective | disgustingly dirty; filled or smeared with offensive matter “as filthy as a pigsty” |
| nastiness | noun | malevolence by virtue of being malicious or spiteful or nasty |
| awfulness | noun | a quality of extreme unpleasantness |
| filth | noun | an offensive or indecent word or phrase |
| filthiness | noun | moral corruption or pollution |
| smuttiness | noun | obscenity in speech or writing |
| smut | noun | an offensive or indecent word or phrase |
| foulness | noun | a state characterized by foul or disgusting dirt and refuse |