| hush(noun, stop, calm, break, control) |
| icy calm |
| idleness(noun, stop, calm, break, quiet) |
| immobility(calm, stillness) |
| imperturbableness(noun, calm, cool, feelings, balance) |
| inactivity(noun, stop, calm, break, quiet) |
| independence |
| indisturbance |
| informality(noun, ease, peace, simplicity, freedom) |
| insouciance(noun, ease, peace, simplicity, freedom) |
| interlude(noun, stop, calm, break, quiet) |
| intermission(noun, stop, calm, break, quiet) |
| interval(noun, stop, calm, break, quiet) |
| intestinal fortitude(noun, expression, restraint, capacity, fortitude) |
| knack(noun, ease, peace, simplicity, freedom) |
| languor |
| legs(restraint, capacity, stamina, endurance, persistence) |
| leisure(noun, stop, calm, break, quiet) |
| letup(noun, stop, calm, break, quiet) |
| level-headedness(nerve, calmness, equanimity, self-possession) |