| Level 3 vocabulary |
| 無理 | (adj-na,n,vs) unreasonable/ impossible/ overdoing/ (P) |  |
| Level 2 vocabulary |
| 有無 | (n) yes or no/ existence/ flag indicator (comp)/ presence or absence marker/ (P) |  |
| ご無沙汰 | (n,vs) not writing or contacting for a while |  |
| 無い | (adj) there isn't/ doesn't have/ (P) |  |
| 無し | (n,n-suf) without/ (P) |  |
| 無沙汰 | (n) neglecting to stay in contact |  |
| 無事 | (adj-na,n) safety/ peace/ quietness/ (P) |  |
| 無 | (n) nothing/ naught/ nil/ zero |  |
| 無限 | (adj-na,n) infinite/ (P) |  |
| 無効 | (adj-na,n) invalid/ no effect/ unavailable/ (P) |  |
| 無視 | (n,vs) disregard/ ignore/ (P) |  |
| 無地 | (n) plain/ unfigured/ (P) |  |
| 無数 | (adj-na,n) countless number/ infinite number/ (P) |  |
| 無駄 | (adj-na,n) futility/ uselessness/ (P) |  |
| 無料 | (adj-no,n) free/ no charge/ (P) |  |
| Level 1 vocabulary |
| 感無量 | (adj-na,n) deep feeling/ inexpressible feeling/ filled with emotion |  |
| 台無し | (adj-na,n) mess/ spoiled/ (come to) nothing/ (P) |  |
| 無難 | (adj-na,n) safety/ security/ (P) |  |
| 無礼 | (adj-na,n) impolite/ rude/ (P) |  |
| 無意味 | (adj-na,n) nonsense/ no meaning/ (P) |  |
| 無口 | (adj-na,n) reticence/ (P) |  |
| 無言 | (n) silence/ (P) |  |
| 無邪気 | (adj-na,n) innocence/ simple-mindedness/ (P) |  |
| 無線 | (n) wireless/ radio/ (P) |  |
| 無駄遣い | (n,vs) waste money on/ squander money on/ flog a dead horse/ (P) |  |
| 無断 | (n) without permission/ without notice/ (P) |  |
| 無知 | (adj-na,n) ignorance/ (P) |  |
| 無茶 | (adj-na,n) absurd/ unreasonable/ excessive/ rash/ absurdity/ nonsense/ (P) |  |
| 無茶苦茶 | (adj-na,n) (uk) confused/ jumbled/ mixed up/ unreasonable/ (P) |  |
| 無念 | (adj-na,n) chagrin/ regret |  |
| 無能 | (adj-na,n) inefficiency/ incompetence/ (P) |  |
| 無闇に | (uk) unreasonably/ absurdly/ recklessly/ indiscreetly/ at random/ (P) |  |
| 無用 | (adj-na,adj-no,n) useless/ futility/ needlessness/ unnecessariness/ (P) |  |
| 無論 | (adv) of course/ naturally/ (P) |  |