In classical Latin, the letter c was always pronounced "hard" - like k.
So "Caesar" was pronounced Kai-sar, not See-zar as it is today.
The combination "sc" was always pronounced "sk" in Latin.
As "sk" like in "skill".
It is pronounced as - Glo-sc-ow
It is pronounced "ECK-kay."
In ecclesiastical or italianate Latin it is pronounced "soos-chi-pay". In classical Latin it is pronounced "soos-kee-pay"
Latin, originally.
'Vox' is the Latin equivalent of 'voice'. According to the classical Latin of the ancient Romans, it's pronounced wohks. According to liturgical Latin, it's pronounced vawks.
campione
Your question implies that there is only one diphthong in classical Latin. There are actually six:ae is pronounced as in English highau is pronounced as in English howei is pronounced as in English dayeu is pronounced e-uoe is pronounced as in English boyui is pronounced u-i
In Latin it is pronounced (lee-bra).
The word 'auctoritas' is pronounced as owk-TAWR-ee-tahss, in classical and liturgical Latin. The Latin word is a feminine gender noun. It means 'authority'.
Deboo is among in Latin Debo, pronounced Dayboo is among in Latin
According to the classical Latin of the ancient Romans, the noun 'avus' is pronounced AH-wooss. According to the liturgical Latin of the Church, it's pronounced AH-vooss. Either way, the noun means 'grandfather' in English.