Auxiliary

助動詞の

jodōshi no

(relating to an auxiliary verb)

補助の

hojo no

(helping; giving assistance or support)

補助艦艇の

hojokantei no

(of a ship, having both sails and an engine)

補助者

(person or group that acts in an auxiliary manner)

補助艦艇

(sailing vessel equipped with an engine)