| be sociable | ser sociable |
| be sold on | estar loco por |
| Be somebody | Ser un personaje |
| be somebody's go | ser el turno de alguien |
| be somebody's turn | ser el turno de alguien |
| be something fishy about | haber algo sospechoso |
| be sorely mistaken | estar totalmente equivocado |
| be sorry | sentir |
| be sorry for | compadecerse de |
| be speechless | quedarse pasmado |
| be speechless with amazement | quedarse pasmado |
| be spoken for | estar reservado |
| Be spotted | Buscarse |
| be square with | ser perpendicular a |
| be stacked with | estar lleno de |
| be staffed with | estar proveido de personal con |
| BE star | Estrella BE |
| be starved of | anhelar |
| Be sticky | Acollararse |
| be still in store | estar pendiente |
| be stirred | enternecerse |
| Be stranded | Vararse |
| be struck dumb | quedarse pasmado |
| Be stubborn | Tener tema |
| be stuck with | cargar con |
| be subject to | estar sujeto a |
| be successful | triunfar |
| be sufficient | ser suficiente |
| be suitable | ser apropiado |
| be suited for | ser apropiado para |
| be sure | darse cuenta |
| be sure to win hands down | estar seguro de ganar fácilmente |
| be surpassed by | ser inferior a |
| be surprised | asombrarse |
| be suspicious | haber algo sospechoso |
| be suspicious of | desconfiar |
| be sweet on | estar loco por |
| be sweltering | hacer un calor sofocante |
| be taken with | entrarle a uno el deseo de |
| be tenable | durar |
| be terrified | estar petrificado |
| be terror-stricken | estar petrificado |
| be the matter | pasar |
| be the matter with | ser el problema de |
| be the property of | pertenecer a |
| be the spitting image of | parecerse exactamente a |
