a. Obs. rare1. [Bad formations from L. crass-us CRASS a., on erroneous analogies.] = CRASS.

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c. 1700.  D. G., Harangues of Quack Doctors, 3. They purge the Brain from all Crassick Cloudifying Humours.

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1838.  Blackw. Mag., XLIII. 136/2. Displaying … the most crassid and dark ignorance.

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