| 無能 | [むのう, munou] (adj-na, n, adj-no) inefficiency; incompetence; (P) [Add to Longdo] |
| 無為無能 | [むいむのう, muimunou] (n, adj-na) idle and incompetent; accomplishing nothing significant nor being capable of doing so; lacking the talent to do anything but idle away one's time [Add to Longdo] |
| 無芸無能 | [むげいむのう, mugeimunou] (n, adj-na) talentless and imcompetent; incompetent and unaccomplished [Add to Longdo] |
| 無能者 | [むのうしゃ, munousha] (n) incompetent (person) [Add to Longdo] |
| 無能無策 | [むのうむさく, munoumusaku] (n) ineptitude and inaction; being incapable of devising any appropriate measures to cope with the situation [Add to Longdo] |
| 無能力 | [むのうりょく, munouryoku] (adj-na, n) incompetence; inability; disability [Add to Longdo] |
| 無能力者 | [むのうりょくしゃ, munouryokusha] (n) (legally) incompetent [Add to Longdo] |