servicio, m., service.

servil, servile.

servir, (ie), to serve;

—— de algo, to be good for something;

—— de nada, to be good for nothing.

sesenta, sixty.

si, conj., if, whether.

, adv., yes, indeed.

, refl. pron., himself, herself, itself; themselves (after a prep.).

sido, p. p. of ser.