(Hebrew איש) Compare with אש, fire. איש is the man; the fire of “Iod” the phallus; the fire of pingala or Od the solar serpent of the Caduceus of Mercury. Plural: Ishim, masculine sexual fires.
"And Adam [אדם] said, This [זאת] now bone of my bones, and flesh of my flesh: she shall be called Woman [אשה], because she was taken out of Man [איש]." - Genesis 2:23