| hint(noun, feeling, sense, feel, sensation) |
| hold(noun, grasp, grip, apprehension, perception) |
| hypermnesia(noun, memory, remembrance, reminiscence, recollection) |
| impetus(noun, boost, encouragement, goad) |
| impression(noun, feeling, sense, feel, sensation) |
| impulse(noun, boost, encouragement, goad, impetus) |
| incentive(noun, boost, encouragement, goad, impetus) |
| incitation(noun, boost, encouragement, goad, impetus) |
| incitement(noun, boost, encouragement, goad, impetus) |
| inducement(noun, boost, encouragement, goad, impetus) |
| insight(noun, head, brain, psyche, thinker) |
| instigation(noun, boost, encouragement, goad, impetus) |
| intellect(noun, head, brain, psyche, thinker) |
| intelligence(noun, head, brain, psyche, thinker) |
| invitation(noun, boost, encouragement, goad, impetus) |
| judgement(noun, head, brain, psyche, thinker) |
| judgment(noun, head, brain, psyche, thinker) |
| loaf(noun, head, brain, psyche, thinker) |
| meditation(noun, memory, remembrance, reminiscence, recollection) |
| memory(noun, remembrance, reminiscence, recollection) |