Catalan pla

← Spanish llano (cognate)

← French plain (cognate)

← Proto-Indo-European *pleh₂- (derived)

← Latin plānus (inherited)

← Occitan plan (cognate)

← Old Occitan (inherited)

→ Catalan planer (affix)

→ Catalan planejar (affix)

→ Catalan planificar (affix)

→ Catalan altiplà (compound)

→ Catalan semiplà (affix)

→ Catalan planell (affix)