不甲斐ない ふがいない Also written 不甲斐無い, 腑甲斐無い Meanings い-adjective good-for-nothing; spineless; gutless; spiritless; feckless; pluckless; cowardly; tame; timid; pathetic; pitiful; disappointing; shameful; useless; worthless Kanji 不 un-. Read as フ. 甲 armor 斐 beautiful; patterned Jinuma: Japanese Dictionary · Word lists