*Qui plus sait plus se tait = A still tongue shows a wise head.
*Qui rien ne sait, de rien ne doute = Who knows nothing, doubts nothing; Ignorance is bliss.
Savon
Je lui donnerai un savon (fam.) = I will blow him up.
[German: Ich werde ihm den Kopf waschen.]
Scène
Je lui ai fait une scène = 1. I had a row with him. 2. I reproached (or, abused) him violently.
Scie
Quelle scie! (fam.) = What a bother!
Séance