unpleasant

unpleasant person/behaviour

horrible • unpleasant • nasty • mean • not very nice • obnoxious/objectionable • creep • nasty piece of work

an unpleasant experience

horrible • nasty • unpleasant • not very nice • nightmare

an unpleasant taste or smell

horrible/disgusting/revolting • unpleasant • foul • gross • not very nice • nasty • unappetizing

bad weather

bad weather • awful/terrible/horrible