mirth
\ murth \, noun;
1.gaiety or jollity, especially when accompanied by laughter: the excitement and mirth of the holiday season .
2.amusement or laughter: He was unable to conceal his mirth .
Quotes:
Darcy was not of a disposition in which happiness overflows in mirth ; and Elizabeth, agitated and confused, rather knew that she was happy than felt herself to be so; for, besides the immediate embarrassment, there were other evils before her.
-- Jane Austen, Pride and Prejudice , 1813
Thus adjured, Lily turned her eyes on the spectacle which was affording Mr. Dorset such legitimate mirth .
-- Edith Wharton, House of Mirth , 1905
Origin:
Mirth comes from the Old English myrgth and shares a root with the word merry .
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