What does Thaddaeus mean in Latin?

Thaddaeus, a proper noun, means “Thaddaeus”.

What is the genitive of Thaddaeus?

The genitive singular is Thaddaeī. Thaddaeus is masculine, second declension.

In classical Latin, [tʰadˈdae̯.ʊs]; in ecclesiastical (church) Latin, [tadˈdɛː.us].

proper noun · masculinesecond declension

Thaddaeus m sg (genitive Thaddaeī)

Classical[tʰadˈdae̯.ʊs]Ecclesiastical[tadˈdɛː.us]

Borrowed from Ancient Greek Θαδδαῖος (Thaddaîos), from Aramaic תַדַּי (Ṯaday), of uncertain origin.

What does Thaddaeus mean in Latin?: Thaddaeus, a proper noun, means “Thaddaeus”.
What is the genitive of Thaddaeus?: The genitive singular is Thaddaeī. Thaddaeus is masculine, second declension.
How do you pronounce Thaddaeus?: In classical Latin, [tʰadˈdae̯.ʊs]; in ecclesiastical (church) Latin, [tadˈdɛː.us].