ardent   
mifaifay
to be full of enthusiasm or joy, to be ardent, eager, earnest, as on the arrival of a beloved parent. (Prov.) See maimay. [Richardson 1885]

ardent   
mahamay
brûlant, chaud; très urgent; ardent; embarrassant, périlleux [Hallanger 1974]
mandrandraña
ardent [Rakotosaona 1972]
marisika
animé, ardent [Abinal 1888]
marisike
Animé, ardent, zélé [Poirot & Santio: Vezo]
mirakaña
mivaivay (ardent) [Rakotosaona 1972]