sow (v.) Look up sow at Dictionary.com
O.E. sawan "to scatter seed upon the ground or plant it in the earth" (class VII strong verb; past tense seow, pp. sawen), from P.Gmc. *sæjanan (cf. O.N. sa, O.S. saian, M.Du. sayen, Du. zaaien, O.H.G. sawen, Ger. säen, Goth. saian), from PIE base *se- (cf. L. sero, pt. sevi, pp. satum "to sow;" O.C.S. sejo, sejati; Lith. seju, seti "to sow"), source of semen, season (n.), seed, etc. Fig. sense was in O.E.
sow (n.) Look up sow at Dictionary.com
O.E. sugu, su "female of the swine," from P.Gmc. *sugo (cf. O.S., O.H.G. su, Ger. Sau, Du. zeug, O.N. syr), from PIE base *su- (cf. Skt. sukarah "wild boar, swine;" Avestan hu "wild boar;" Gk. hys "swine;" L. sus "swine," swinus "pertaining to swine;" O.C.S. svinija "swine;" Lett. sivens "young pig;" Welsh hucc, Ir. suig "swine; O.Ir. socc "snout, plowshare"), possibly imitative of pig noise, a notion reinforced by the fact that Skt. sukharah means "maker of (the sound) 'su.' " Related to swine. As a term of abuse for a woman, attested from 1508.