~ 1
■ adjective acting or done without careful consideration.
Derivatives
~ly adverb
~ness noun
Origin
ME: of Gmc origin.
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~ 2
■ noun
1》 an area of redness and spots on the skin.
2》 an unwelcome series of things happening within a short space of time: a ~ of strikes.
Origin
C18: prob. related to OFr. rasche 'eruptive sores, scurf'.