Noah Webster's Dictionary (n.) Rudeness of manners or temper; lack of kindness or courtesy.

Multi-Version Concordance Churlishness (1 Occurrence) 1 Samuel 25:25 Let not my lord, I pray thee, regard this worthless fellow, even Nabal; for as his name is, so is he; Nabal is his name, and folly is with him: but I thy handmaid saw not the young men of my lord, whom thou didst send. (See JPS)