ETYMOLOGY
either from nabal (a churlish or miserly person) + -itic;
or from nabalite (a foolish person) + -ic
EXAMPLE
“… since they see no reason, why these, as Christs Agents, and Gods Embassadours, should not as well deserve, and enjoy a competent, and comely maintenance, as any publique Officers, either Civill, or Military: Who have more of power to exact, but not more of right, either humane or divine; nor yet more of merit, to require their payes, and fees; Yea, Ministers still dare to hope, that those in power have not any such Nabalitick and churlish humor, as to feast those that shear, and sometimes slay the sheep; while they starve the Shepheards: …”
From: Hieraspistes a Defence by way of Apology for the Ministry and Ministers of the Church of England
By John Gauden, 1653
Lexicophilia 