Tache (en. Stain)
/taʃ/
Slang Meanings
Tache (slang for a person who often makes mistakes)
Stop being a tache in class!
Arrête de faire le tache en classe!
Taché (someone who has a personality marked by flaws)
He's a nice guy, but a bit taché sometimes.
C'est un bon gars, mais un peu taché parfois.