| exasperation(irritation, annoyance, pique) |
| fear(noun, concern, anxiety, nervousness, unrest) |
| fermentation |
| fever(confusion, uproar, tumult) |
| fidgetiness |
| flap(disorder, anxiety, confusion, nervousness, uproar) |
| flurry(disorder, confusion, chaos) |
| foreboding(noun, concern, anxiety, nervousness, unrest) |
| free-for-all(disorder, confusion, chaos) |
| frenzy(confusion, uproar, tumult) |
| furor(confusion, uproar, tumult) |
| fuss(disorder, anxiety, confusion, nervousness, uproar) |
| goose bumps(expression, anxiety, nervousness, restlessness) |
| hassle(disorder, confusion, chaos) |
| havoc(disorder, confusion, chaos) |
| hectic(disorder, confusion, chaos) |
| heebie-jeebies(anxiety, nervousness, restlessness) |
| hell broke loose(expression, idiom, confusion, uproar, tumult) |
| hubbub(disorder, confusion, uproar, tumult, chaos) |
| imbroglio(confusion, uproar, tumult) |