Adjective
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pleasantly cold and invigorating
"crisp clear nights and frosty mornings"
"a nipping wind"
"a nippy fall day"
"snappy weather"
-
covered with frost
"a frosty glass"
"hedgerows were rimed and stiff with frost"-Wm.Faulkner
-
devoid of warmth and cordiality
expressive of unfriendliness or disdain
"a frigid greeting"
"got a frosty reception"
"a frozen look on their faces"
"a glacial handshake"
"icy stare"
"wintry smile"