IPA: //ˈkræsɪtjuːd//
KK: /ˈkræsɪˌtud/
The quality of being rude, vulgar, or lacking refinement.
His crassitude was evident in the way he spoke to his colleagues.
Crassitude is formed from "crassus" (meaning thick or coarse) and the suffix "-tude" (meaning state or condition). The word refers to the state of being thick or coarse, often used to describe a lack of refinement or sensitivity.
Think of 'thick' ('crassus') to remember that 'crassitude' means a state of being coarse or lacking refinement.