| unruffled | (adjective) (of a body of water) free from disturbance by heavy waves | Synonyms: placid, quiet, smooth, still, tranquil |
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| (adjective) free from emotional agitation or nervous tension | Synonyms: unflurried, unflustered, unperturbed |
| unruly | (adjective) noisy and lacking in restraint or discipline | Synonyms: boisterous, rambunctious, robustious, rumbustious |
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| (adjective) unwilling to submit to authority | Synonyms: disobedient |
| (adjective) incapable of being controlled | Synonyms: indocile, uncontrollable, ungovernable |