We don't have synonyms for verves yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are verve, nerves and vervet.
(n) :
Enthusiasm, rapture, spirit, or vigour, especially of imagination such as that which animates an artist, musician, or writer, in composing or performing.
(n) :
Enthusiasm, rapture, spirit, or vigour, especially of imagination such as that which animates an artist, musician, or writer, in composing or performing.