Ecclesiasticus vs Wisdom of Jesus the Son of Sirach

Ecclesiasticus and Wisdom of Jesus the Son of Sirach both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ecclesiasticus	Yes	No	No	No
Wisdom of Jesus the Son of Sirach	Yes	No	No	No

As nouns, Ecclesiasticus and Wisdom of Jesus the Son of Sirach are synonyms defined as:

Ecclesiasticus and Wisdom of Jesus the Son of Sirach: an Apocryphal book mainly of maxims (resembling Proverbs in that respect)

Other synonyms of Ecclesiasticus include Ben Sira, Sirach.

Ecclesiasticus (noun)	Wisdom of Jesus the Son of Sirach (noun)
an Apocryphal book mainly of maxims (resembling Proverbs in that respect)	an Apocryphal book mainly of maxims (resembling Proverbs in that respect)