All very weird sounding, but all found in the official scrabble dictionary: Mazeltov Stotinov Tolarjev Isogriv Improv Maglev Moshav Ganev Schav Perv Shiv Spiv
Some words that have two Vs are: conservative convivial convulsive derivative evocative evolve invective inventive involve overachiever overactive overdrive overview pervasive revive revolve revolver...