Adjective: foul-smelling
- Having an offensive or unpleasant smell
"a foul-smelling odour";
- fetid, foetid [Brit], foul, funky [N. Amer, informal], noisome, smelly, stinking, ill-scented, olid [literary]
See also: ill-smelling, malodorous, malodourous [Brit, Cdn, non-standard], minging [Brit, informal], niffy [Brit, informal], pongy [Brit, informal], stinky [informal], unpleasant-smelling, whiffy [Brit, informal]