"Cossack commander," 1710, from Polish hetman, apparently from an early form of German Hauptmann "captain," literally "headman," from Haupt "head" (from PIE root *kaput- "head") + Mann (from PIE root *man- (1) "man").
heterosexual
heterosexuality
heterotroph
heterotrophy
heterozygous
hetman
heuristic
heuristics
hew
hewer
hewn