nasty

adjectives

offensive or even (of persons) malicious
"in a nasty mood"; "a nasty accident"; "a nasty shock"; "a nasty smell"; "a nasty trick to pull"; "Will he say nasty things at my funeral?"- Ezra Pound
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antonym
exasperatingly difficult to handle or circumvent
"a nasty problem"; "a good man to have on your side in a tight situation"
characterized by obscenity
"had a filthy mouth"; "foul language"; "smutty jokes"
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disgustingly dirty; filled or smeared with offensive matter
"as filthy as a pigsty"; "a foul pond"; "a nasty pigsty of a room"
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