King James Bible

SEETHE, v. t. preterit tense seethed, sod; participle passive seethed, sodden. [Heb. to seethe to boil, to swell, to be inflated.] To boil; to decoct or prepare for food in hot liquor; as, to seethe flesh.

Thou shalt not seethe a kid in its mother's milk. Exodus 23:19.

SEETHE, v. i. To be in a state of ebullition; to be hot. [This word is rarely used in the common concerns of life.]