akrobustia (Greek #203)
the prepuce; by implication, an uncircumcised (i.e. gentile, figuratively, unregenerate) state or person
KJV usage: not circumcised, uncircumcised (with 2192), uncircumcision.
Pronounce: ak-rob-oos-tee'-ah
Origin: from 206 and probably a modified form of πόσθη (the penis or male sexual organ)