What is the Latin word for ungenerous?

The usual Latin words for “ungenerous” are illīberālis, illībĕrālĭtas. The right choice depends on the sense; see the distinctions below.

English → Latin

“ungenerous” in Latin

illīberālisignoble, ungenerous, sordid, mean, disobliging; niggardly, grasping illībĕrālĭtasconduct unworthy of a freeman

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

ungenerous

With reference to distribution of money, illiberalis: Ungenerous conduct, illiberalitas.

With reference to sentiment, non or minime generosus: illiberalis.

Quick answer

What is the Latin word for ungenerous?: The usual Latin words for “ungenerous” are illīberālis, illībĕrālĭtas. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.