| laughter(noun, happiness, cry, amusement, wail) |
| chortling(noun, verb, happiness, amusement, roar) |
| cackling |
| giggling(noun, verb, happiness, amusement, roar) |
| roaring(noun, adjective, happiness, amusement, roar) |
| chuckling(noun, verb, happiness, amusement, roar) |
| laughing(noun, verb) |
| tittering(noun, verb, happiness, amusement, roar) |
| snickering(noun, verb) |
| sniggering(noun, verb) |
| laughtering |
| amusement(noun, happiness, roar, laugh, mirth) |
| cackle(noun, verb, happiness, cry, amusement) |
| chuckle(noun, verb, happiness, amusement, roar) |
| crack-up(noun, happiness, cry, amusement, roar) |
| crow(noun, verb, happiness, cry, amusement) |
| crowing(noun, happiness, cry, amusement, roar) |
| guffaw(noun, verb, happiness, amusement, roar) |
| har-de-har(noun, happiness, cry, amusement, roar) |
| howling(noun, verb, happiness, amusement, roar) |