"SEE-own", more or less.
Words that end in -tion usually come from Latin, while words that end in -sion usually come from Latin or French. There isn't a strict rule, but -tion is more common and originates from Latin verbs ending in -tio, while -sion more often comes from Latin or French words ending in -sio or -sion.
Siôn is the Welsh form of John, and is pronounced SHON.
You would pronounce it 'Sis-er-oh'
ameesisiimus
PRY.
You would say milly- tes to pronounce milites.
It comes from Psalm 19:3 and in full it is written as: Mittat tibi auxilium de sancto et de Sion roboret te Translation: May he send thee help from the sanctuary: and defend thee out of Sion.
The Latin word "pleni" is pronounced as "PLEH-nee".
viridis
pull kair
communicare
Sion Shankel goes by Sion Shankel.