Strong's G203 — ἀκροβυστία (noun)
akrobustia (ak-roh-boos-tee'-ah) n.
1. the foreskin
2. (by implication) an uncircumcised gentile
3. (figuratively) unregenerate state or person
[from G206 and probably a modified form of posthe "the penis" (male sexual organ)]
KJV: not circumcised, uncircumcised (with G2192), uncircumcision 
Root(s): G206 
See also: G2192 
Hebrew root: ἄκρον
Occurrences: 20