The descendants dictionary 

Aveu – greetings

Deceptor – humans
Seeker – The seventh son of a half caster and half shapeshifter, (rarest of matings)
Lightwatchers – part Venusian, part angel, ( descendants of four archangels Mikael , Gabriel , Raziel , Casteal )
Infinity – heaven
Paros – hell
Khiron – land of the lightwatchers
Guiders – birds of the Angels
Fuized – only partial lightwatcher
Gazool – energy
Legacies – abilities only possessed by Legions
HOL – house of legions
Asguardians – children of angels
Irin – powerful angel
Cherub – angel
Cadre – leaders of hell (Paros)
Realm – country
Harpien blade – angel blades , cant be wielded by any other besides a full angel or someone even more powerful
Seraph – Guardians of Infinity
Aquadore – mountain of deceased