| 1184 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1884 | A New Dictionary of Kanji Usage |
| 1730 | Classic Nelson (Andrew Nelson) |
| 1496 | Essential Kanji (P.G. O’Neill) |
| 1308 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2032 | Japanese Names (P.G. O’Neill) |
| 1642 | Kanji and Kana (Spahn and Hadamitzky) |
| 1755 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1701 | Kanji in Context (Nishiguchi and Kono) |
| 793 | Kodansha Compact Kanji Guide |
| 3513 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1813 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2467 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1976 | Les Kanjis dans la tete (Yves Maniette) |
| 10946X | Morohashi |
| 2834 | New Japanese English Character Dictionary (Jack Halpern) |
| 1925 | New Nelson (John Haig) |
| 1957 | Remembering The Kanji (James Heisig) |
| 2107 | Remembering The Kanji, 6th edition (James Heisig) |
| 1623 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in junior high
JLPT level N1
1551 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 愚 【グ】 foolishness, silliness, stupidity, folly, I, me
- 愚痴 【グチ】 idle complaint, grumble, moha (ignorance, folly)
- 軽愚 【ケイグ】 moronity, moron
- 大愚 【タイグ】 great folly or fool
Kun reading compounds
- 愚か 【おろか】 foolish, stupid, silly
- 愚かしい 【おろかしい】 foolish, stupid
Readings
- Korean:
- u
Spanish
- estupidez
- tontería
- prefijo humilde para cosas propias
Portuguese
- tolo
- tolice
- disparate
- estúpidez
French
- stupide
- absurdité
- idiot
- bête
| 3658 | 2001 Kanji |
| 4k9.15 | The Kanji Dictionary |
| 2-9-4 | SKIP code |
| 2-8-4 | SKIP code |
| 6033.2 | Four corner code |
| 1-22-82 | JIS X 0208-1997 kuten code |
| 611a | Unicode hex code |
genius, years old, cubic shaku
- On:
- サイ
Jōyō kanji, taught in grade 2
JLPT level N3
1497 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 才 【サイ】 ability, gift, talent, aptitude, genius, sai, traditional unit of volume, approx. 1.8 ml
- 歳 【サイ】 ... years old, age (of) ...
- 鬼才 【キサイ】 wizard, genius, remarkable talent, exceptional ability
- 英才 【エイサイ】 genius, brilliance, unusual talent, gifted person, person of unusual talent
Readings
- Korean:
- jae
Spanish
- talento
- capacidad
- habilidad
- años de edad
Portuguese
- gênio
- anos antigos
French
- génie
- "(x) ans" (âge)
- shaku cubique (18,04 ml)
| 217 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 139 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 126 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 639 | A New Dictionary of Kanji Usage |
| 270 | Classic Nelson (Andrew Nelson) |
| 574 | Essential Kanji (P.G. O’Neill) |
| 553 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 35 | Japanese Names (P.G. O’Neill) |
| 551 | Kanji and Kana (Spahn and Hadamitzky) |
| 560 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 739 | Kanji in Context (Nishiguchi and Kono) |
| 853 | Kodansha Compact Kanji Guide |
| 4218 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2131 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2880 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 688 | Les Kanjis dans la tete (Yves Maniette) |
| 11769 | Morohashi |
| 3410 | New Japanese English Character Dictionary (Jack Halpern) |
| 2059 | New Nelson (John Haig) |
| 681 | Remembering The Kanji (James Heisig) |
| 736 | Remembering The Kanji, 6th edition (James Heisig) |
| 85 | Tuttle Kanji Cards (Alexander Kask) |
| 1447 | 2001 Kanji |
| 0a3.27 | The Kanji Dictionary |
| 4-3-3 | SKIP code |
| 5000.0 | Four corner code |
| 4020.0 | Four corner code |
| 1-26-45 | JIS X 0208-1997 kuten code |
| 624d | Unicode hex code |