ゼロ次[zeroji] zero-order
位次[iji] order of rank
一次[ichiji] first
一次記憶[ichijikioku] first memory
一次元[ichijigen] one dimensional

一次線輪[ichijisenrin] primary coil
一次電流[ichijidenryuu] primary current
月次[tsukinami] every month
五十三次[gojuusantsugi] the 53 Toukaidou stages
高次[kouji] higher-order-

伊達男[dateotoko] dandy
一男[ichinan] boy
下女下男[gejogenan] servants
下男[genan] manservant
寡男[yamoo] widower

間男[maotoko] married woman's secret lover
既婚男性[kikondansei] married man
貴男[anata] you (referring to someone of equal or lower status)
男気[otokogi] chivalrous spirit
好男子[koudanshi] handsome man