There are more words but they are from Tolkien's earlier conceptional periods. Tolkien likely changed these words as he evolved the aesthetics and completeness of the languages. You may even find languages that Tolkien later rejected. Do not mix words from different time periods unless you are familiar with the phonetic developments.
venta
noun. chin
venta-
verb. to cut, shape
A verb in the Qenya Lexicon of the 1910s glossed “cut, shape” under the early root ᴱ√VENE of similar meaning (QL/100).
feng-
verb. to cut
A verb appearing in the Qenya Lexicon of the 1910s as fengin “I cut” under the early root ᴱ√FEŊE (QL/38).
vilki-
verb. to cut
A verb appearing in the Qenya Lexicon of the 1910s as vilkin “it cuts” under the early root ᴱ√VḶKḶ (QL/101).
Below: Tolkien's Late Period (1950–1973). These are from Tolkien's late conceptual period — his most settled forms of the languages. Prefer these over the earlier ones above when composing new text.
A noun appearing as ᴱQ. venta “chin” in the Qenya Lexicon of the 1910s under the early root ᴱ√VETE (QL/101).
Neo-Quenya: I’d retain ᴺQ. venta “chin” for purposes of Neo-Quenya, but reconceived as a derivative of the Neo-Root ᴺ√BENET, an elaboration of ᴹ√BEN “angle”.