| fuss(noun, trouble, worry, concern, anxiety) |
| goose bumps(noun, expression, trouble, worry, concern) |
| grimness(noun, sullenness) |
| hastiness(noun, excitement, anxiety, anger, irritation) |
| heartburn(noun, worry, anxiety, disappointment, unhappiness) |
| heebie-jeebies(noun, trouble, worry, concern, anxiety) |
| hopelessness(noun, worry, anxiety, disappointment, unhappiness) |
| hostility(noun, sullenness) |
| hurry(noun, activity, movement, anxiety, agitation) |
| ill humor(noun, expression, idiom, dispute, temper) |
| impatientness |
| impetuosity(noun, excitement, anxiety, anger, irritation) |
| impetuousness |
| inability(noun, excitement, anxiety, anger, irritation) |
| inconstancy(noun, activity, movement, anxiety, agitation) |
| indisposition(noun, worry, anxiety, disappointment, unhappiness) |
| inquietude(noun, activity, movement, concern, anxiety) |
| insomnia(noun, activity, movement, anxiety, agitation) |
| instability(noun, activity, movement, anxiety, agitation) |
| intolerance(noun, excitement, anxiety, anger, irritation) |