S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))
S: (n) crank, starter (a hand tool consisting of a rotating shaft with parallel handle)
S: (n) starter (a culture containing yeast or bacteria that is used to start the process of fermentation or souring in making butter or cheese or dough) "to make sourdough you need a starter"