All 3 Uses

tranquil
in
Rip Van Winkle
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When anything that was read or related displeased him, he was observed to smoke his pipe vehemently, and to send forth short, frequent, and angry puffs; but, when pleased, he would inhale the smoke slowly and tranquilly, and emit it in light and placid clouds, and sometimes, taking the pipe from his mouth, and letting the fragrant vapor curl about his nose, would nod his head in approbation.†

tranquilly = calmly and undisturbed
From even this stronghold the unlucky Rip was at length routed by his [v]termagant wife, who would suddenly break in upon the tranquility of the assemblage, and call the members all to naught; nor was that august personage, Nicholas Vedder himself, sacred from the daring tongue of this terrible virago, who charged him with encouraging her husband in habits of idleness.†

tranquility = peace and quiet; or calmness
There was a busy, bustling tone about it, instead of the accustomed drowsy tranquility.†
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