Drop the last syllable

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Apocopate \A*poc"o*pate\, v. t. [LL. apocopatus, p. p. of apocopare to cut off, fr. L. apocore. See Apocope .] (Gram.) To cut off or drop; as, to apocopate a word, or the last letter, syllable, or part of a word.

Wiktionary Word definitions in Wiktionary
1 Shortened by apocope; lacking a final sound or syllable 2 (context grammar Arabic language English) jussive v (context linguistics English) To shorten using apocope; to remove the final sound or syllable