碌でなし[rokudenashi] bum
碌に[rokuni] well
耄碌[mouroku] senility
碌な[rokuna] satisfactory

碌々[rokuroku] hardly
碌すっぽう[rokusuppo] (before neg. verb) (not) enough
碌でもない[rokudemonai] good-for-nothing

暗黒大陸[ankokutairiku] Dark Continent (i.e. Africa)
海陸[kairiku] land and sea
旧大陸[kyuutairiku] the Old World
緊急着陸[kinkyuuchakuriku] emergency landing
空陸[kuuriku] land and air

在日米陸軍[zainichibeirikugun] US Army, Japan
上陸[jouriku] landing
上陸用舟艇[jourikuyoushuutei] landing craft
水陸[suiriku] land and water