stain
stain /st'eɪn/ (stains staining stained)
1 [N-COUNT] oft supp N
A stain is a mark on something that is difficult to remove.
Remove stains by soaking in a mild solution of bleach.
...a black stain.
2 [VERB] V n
If a liquid stains something, the thing becomes coloured or marked by the liquid.
Some foods can stain the teeth, as of course can smoking.
● stained [ADJ] usu v-link ADJ
His clothing was stained with mud.
● -stained [COMB in ADJ]
...ink-stained fingers.
1 [N-COUNT] oft supp N
A stain is a mark on something that is difficult to remove.
Remove stains by soaking in a mild solution of bleach.
...a black stain.
2 [VERB] V n
If a liquid stains something, the thing becomes coloured or marked by the liquid.
Some foods can stain the teeth, as of course can smoking.
● stained [ADJ] usu v-link ADJ
His clothing was stained with mud.
● -stained [COMB in ADJ]
...ink-stained fingers.