| 1273 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1702 | A New Dictionary of Kanji Usage |
| 4788 | Classic Nelson (Andrew Nelson) |
| 1591 | Essential Kanji (P.G. O’Neill) |
| 1837 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1711 | Kanji and Kana (Spahn and Hadamitzky) |
| 1828 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1596 | Kanji in Context (Nishiguchi and Kono) |
| 1796 | Kodansha Compact Kanji Guide |
| 1967 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1048 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1414 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1443 | Les Kanjis dans la tete (Yves Maniette) |
| 39870P | Morohashi |
| 1562 | New Japanese English Character Dictionary (Jack Halpern) |
| 6176 | New Nelson (John Haig) |
| 1431 | Remembering The Kanji (James Heisig) |
| 1539 | Remembering The Kanji, 6th edition (James Heisig) |
| 1735 | Tuttle Kanji Cards (Alexander Kask) |
Jōyō kanji, taught in junior high
JLPT level N1
1596 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 酷 【コク】 severe, harsh, stringent, rigorous, strict, unfair
- 酷似 【コクジ】 resembling closely, being strikingly similar, bearing a strong likeness
- 残忍冷酷 【ザンニンレイコク】 atrocious and cold-blooded, cruel, brutal, merciless
- 厳酷 【ゲンコク】 severity, rigor, rigour
Kun reading compounds
- 酷い 【ひどい】 cruel, heartless, hard, harsh, severe, violent, intense, strong, heavy, extreme, very bad, terrible, awful, excessive, exorbitant, unreasonable, outrageous, unfair, unjust
- ひどい風邪 【ひどいかぜ】 bad cold
Readings
- Korean:
- hog
Spanish
- severidad
- crueldad
- atrocidad
- injusticia
Portuguese
- injusto
- cruel
- severo
French
- cruel
- atroce
- sévère
- injuste
| 3277 | 2001 Kanji |
| 7e7.1 | The Kanji Dictionary |
| 1-7-7 | SKIP code |
| 1466.1 | Four corner code |
| 1-25-83 | JIS X 0208-1997 kuten code |
| 9177 | Unicode hex code |
Jōyō kanji, taught in grade 3
JLPT level N1
1442 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 暑 【ショ】 heat, midsummer
- 暑中見舞 【ショチュウミマイ】 summer greeting card, inquiry after someone's health in the hot season
- 残暑 【ザンショ】 late summer heat, lingering summer heat
- 避暑 【ヒショ】 escaping the summer heat, going somewhere cooler during the summer, summering
Kun reading compounds
- 暑い 【あつい】 hot, warm, sultry, heated, passionate, impassioned, burning (desire, etc.), on everybody's mind, on the radar, du jour, interested (gaze, etc.)
- 暑い盛り 【あついさかり】 heat of the day, hottest part of the day
Readings
- Korean:
- seo
Spanish
- bochornoso
- caliente
- calor
Portuguese
- sufocante
- quente
- calor de verão
French
- chaud
- torride
- temps lourd
- chaleur d'été
| 247 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 329 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 313 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1254 | A New Dictionary of Kanji Usage |
| 2138 | Classic Nelson (Andrew Nelson) |
| 476 | Essential Kanji (P.G. O’Neill) |
| 190 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1738A | Japanese Names (P.G. O’Neill) |
| 638 | Kanji and Kana (Spahn and Hadamitzky) |
| 648 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 119 | Kanji in Context (Nishiguchi and Kono) |
| 976 | Kodansha Compact Kanji Guide |
| 3121 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1600 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2182 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1268 | Les Kanjis dans la tete (Yves Maniette) |
| 14031P | Morohashi |
| 2473 | New Japanese English Character Dictionary (Jack Halpern) |
| 2484 | New Nelson (John Haig) |
| 1260 | Remembering The Kanji (James Heisig) |
| 1350 | Remembering The Kanji, 6th edition (James Heisig) |
| 400 | Tuttle Kanji Cards (Alexander Kask) |
| 3878 | 2001 Kanji |
| 4c8.5 | The Kanji Dictionary |
| 2-4-8 | SKIP code |
| 3-8-4 | SKIP code |
| 6060.4 | Four corner code |
| 1-29-75 | JIS X 0208-1997 kuten code |
| 6691 | Unicode hex code |