| Solution | Length | |
|---|---|---|
| 4 letters | ||
| surd | 4 | |
| soft | 4 | |
| stop | 4 | |
| wide | 4 | |
| weak | 4 | |
| 5 letters | ||
| voice | 5 | |
| smart | 5 | |
| tense | 5 | |
| vowel | 5 | |
| tonal | 5 | |
| thick | 5 | |
| tonic | 5 | |
| 6 letters | ||
| strong | 6 | |
| cortex | 6 | |
| sonant | 6 | |
| voiced | 6 | |
| twangy | 6 | |
| mental | 6 | |
| brainy | 6 | |
| 7 letters | ||
| VOCABLE | 7 | |
| egghead | 7 | |
| psychic | 7 | |
| stopped | 7 | |
| rounded | 7 | |
| throaty | 7 | |
| 8 letters | ||
| thinking | 8 | |
| syllable | 8 | |
| SONORITY | 8 | |
| SYLLABIC | 8 | |
| rational | 8 | |
| stressed | 8 | |
| 9 letters | ||
| braindead | 9 | |
| chess set | 9 | |
| spiritual | 9 | |
| RETROFLEX | 9 | |
| psychical | 9 | |
| reasoning | 9 | |
| voiceless | 9 | |
| 10 letters | ||
| left foot | 10 | |
| UNACCENTED | 10 | |
| unstressed | 10 | |
| SUBJECTIVE | 10 | |
| 13 letters | ||
| psychological | 13 | |
| 14 letters | ||
| THREECORECABLE | 14 | |
| 15 letters | ||
| intellectualise | 15 | |