#sencillez#, f. simplicity.

#sencillo, -a,# simple.

#senda#, f. path.

#sendero#, m. path.

#seno#, m. depth, innermost recess, bosom.

#sensatez#, f. good sense, reasonableness.

#sensato, -a,# sensible.

#sensible#, sensitive.

#sensual#, sensitive, sensuous.

#sentar#, to seat; suit.