challenge   
faninanana
a challenge, a defiance. [1.2]
fihaikana
a challenge, a call to combat [1.7]
fihantsiana
a challenge, a defiant attitude [1.7]
haika
a defiance, a challenge. [1.2]
a challenge [1.7]
hantsy
a challenge, defiance [1.7]
maninana
to defy, to challenge [1.2]
mihaika
to defy, to challenge [1.2, 1.7]