Save Gender Masculine & Feminine Usage Mapuche Pronounced Pron. [ˈkɐ̝ʎ.fɨ̞](Mapudungun) /kal.ˈfu/(Spanish) [key·simplify] Other Forms FormsKajfv (Raguileo Alphabet), Calfú (Spanish) Meaning & History From Mapudungun kallfü (also kajfv) meaning "blue" (Smeets also lists "purple").