IPA: /ˈkruːdnəs/
KK: /ˈkruːdnəs/
The quality of being rough, unrefined, or lacking in sophistication.
The crudeness of his remarks shocked everyone at the meeting.
Crudeness is formed from "crude" (from Latin "crudus", meaning raw or unrefined) and the suffix "-ness" (meaning the state or quality of). The word "crudeness" refers to the state of being raw or unrefined, often in terms of behavior or manners.
Think of 'raw' or 'unrefined' ('crudus') to remember that 'crudeness' means the quality of being raw or lacking refinement.