| lusty(adjective, strong, hard, tough, solid) |
| adjustable(flexible, compliant, pliable, malleable) |
| changeable(lively, impulsive, unpredictable, flexible, compliant) |
| easy-going(adjective, feature, state, trait, flexible) |
| extensible(adjective, elastic) |
| extensile |
| fictile(adjective, soft, pliable, malleable) |
| free and easy(expression, adjective, idiom, feature, state) |
| gay(adjective, feature, state, bright, happy) |
| hale |
| happy-go-lucky(adjective, feature, state, trait) |
| high-spirited(adjective, feature, state, trait) |
| joyful(adjective, feature, state, bright, happy) |
| lissome(flexible, lithe, agile) |
| mirthful(adjective, feature, state, trait) |
| perky(adjective, feature, state, trait) |
| racy |
| relaxed(adjective, feature, state, trait) |
| spongy(adjective, soft, flexible, elastic, cushioned) |
| squashy(soft, springy) |