In senses related to foul, adj. I. The quality or state of being dirty, polluted, or full of impurities; dirtiness. Also of a road, path, etc…

The state or condition of being physically unclean; physical impurity; filthiness; dirtiness. Also concrete: dirt, filth; contaminating or…

Filthiness, uncleanness, impurity (literal and figurative). Also concrete: filth. Also as a count noun.

The quality of being physically or (esp.) morally foul, vile, or disgusting; a vile or reprehensible act. Also concrete: dirt, filth.

The quality, state, or condition of being filthy (literal and figurative); filthiness.

The state or condition of being filthy; foulness, uncleanliness.

Lack of physical cleanliness; dirtiness; filthiness. Also concrete: dirt, filth.

concrete in plural. Impurities.

= filthhead, n.

The quality or state of being dirty; foulness, filthiness.

Untidiness, lack of cleanliness, etc., resulting from such behaviour.

The state or condition of being mucky or dirty; messiness. Also figurative.

in literal sense: Foulness, offensiveness, unsightliness. Obsolete. rare.

colloquial. A dishevelled, sweaty, or dirty state. Chiefly in to be in a muck, to be all of a muck. Also figurative.

The quality or state of being dirty or foul; dirtiness, foulness, uncleanness in action or speech.

British. Rubbish, dirt, grime. Also: filthiness, grottiness.