Garland=Flower
Tiamat=Queen(!)of Dragons
Leveiathan=Destructive biblical creature
Pheonix=Bird that rose from ashes(Greek/Egyptian myth)
Odin=Great Norse God
Pandemonia=Probably taken from pandemonium meaning chaos
Malarith=A type of snake (i think)
Nymph(ff9 monster)=Greek fairies
Gnoll(ff9 monster)= Place in Wales(!)
Nikeah=Ikea (has got loads of shops)
Poltergeist=Ghost
Excalibur=King Arthur's Sword
Grendel=Monster beowolf in mythology had to fight
Magus=Mage=Magi
Terra=Scientific word for the Earth
Gaia=Godess/Titan of the Earth in Greek Mythology
Aegis=I think it's Latin for Gorgon
Garuda and Zuu/Zu=Mythical birds
Lobo(wolf in ff6)=Spanish for Wolf
Zidane=Footballer