nasty

(a) 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
awful,
(s) exasperatingly difficult to handle or circumvent
- a nasty problem
- a good man to have on your side in a tight situation
tight,
(s) characterized by obscenity
- had a filthy mouth
- foul language
- smutty jokes
cruddy, smutty, filthy, foul,
(s) disgustingly dirty; filled or smeared with offensive matter
- as filthy as a pigsty
- a foul pond
- a nasty pigsty of a room
filthy, foul,

awful tight cruddy smutty filthy foul

nice

NASA Nash Nast

nasal Nasua