Meaning

noun an interest followed with exaggerated zeal

noun state of violent mental agitation

noun a fine crack in a glaze or other surface

originFrom Middle English crasen (“to crush, break, break to pieces, shatter, craze”), from Old Norse *krasa (“to shatter”), ultimately imitative. Cognate with Scots krass (“to crush, squeeze, wrinkle”), Icelandic krasa (“to crackle”), Norwegian krasa (“to shatter, crush”), Swedish krasa (“to crack, crackle”), Danish krase (“to crack, crackle”), Faroese kras (“small pieces”).

Etymology from Wiktionary, CC BY-SA 3.0