nappiness1
/ˈnapɪnɪs/rare before late 20th cent
noun
The quality or condition of being nappy. In early use: hairiness, shagginess. In later use (chiefly in African-American usage): frizziness of the hair.
Origin
Early 17th century; earliest use found in Randle Cotgrave (fl. 1587–?1630), lexicographer. From nappy + -ness.
nappiness2
/ˈnapɪnɪs/noun
Obstinacy or disobedience on the part of a horse.
Origin
1930s. From nappy + -ness.