sieste, n.f., siesta, afternoon nap. Faire la —; to take one’s afternoon’s nap.

sieur, n.m., (jur.) mister, Mr., the said.

sifflable, adj., that deserves to be hissed.

sifflage, n.m., wheezing (of lungs).

sifflant, -e, adj., hissing, whistling; sibilant; wheezing.

sifflement, n.m., whistling, whistle; hissing, hiss; whiz, whizzing (of the wind, an arrow, etc.); wheezing.

siffler, v.n., to whistle, to hiss, to whiz; to wheeze.

siffler, v.a., to whistle; to hiss at; to sing (of birds); to prompt. — quelqu’un; to prompt any one. — une pièce; to hiss a piece. — un acteur; to hiss an actor.

sifflerie, n.m., hissing.

sifflet, n.m., whistle, catcall; windpipe; (nav.) boatswain’s call. Un coup de —; a whistle, a signal. Couper le — à quelqu’un; (triv.) to cut any one’s throat; to shut up, or silence, any one.