Vala (high one)	Rodon	Valar (high ones)	Rodyn
Vala (power)	Balan	Valar (powers)	Belain

Vala (plural Valar) is the Quenya - and most commonly used - name for the 'powers' of Middle-earth, roughly analogous to angels in Christianity.

Names of the Valar

Aulë	Belegol
Lórien	Olfannor 'Lord of Dream-cloud'
Mandos	Bannos 'Dread imprisoner' Gurfannor 'Lord of Death-cloud'
Manwë	Aran Einior 'Elder King' Manwe
Oromë	Aran Tauron 'Forester King' Araw
Tulkas	Enner 'bridegroom'
Ulmo	Ulu
Vana	Banwen
Varda	Elbereth 'Star Queen' Fanuilos 'Bright angelic figure upon Uilos' Gilthoniel 'Star kindler'
Yavanna	Ivann

The names on the left are their Quenya names that they are most commonly known by. The names on the right are their Sindarin equivalents.