Where does “anti-Tom” come from?

anti-Tom (English) comes from English tom, from Middle English Thomme, from Middle English Thomas, from Latin Thōmās, from Ancient Greek Θωμᾶς, from Aramaic תאומא, from Aramaic תאמא — twin, double; Gemini.

anti-Tom (English): Belonging to a class of 19th-century pro-slavery novels and writings in response to Harriet Beecher Stowe's Uncle Tom's Cabin

Definitions

Belonging to a class of 19th-century pro-slavery novels and writings in response to Harriet Beecher Stowe's Uncle Tom's Cabin

Ancestry of “anti-Tom”, step by step

anti-Tom traces back through two separate lines of ancestry.

via English tom

Step	Language	Word	Meaning
1	English	tom	The male of the domesticated cat; The male of the...
2	Middle English	Thomme	Tom
3	Middle English	Thomas	—
4	Latin	Thōmās	Thomas the Apostle
5	Ancient Greek	Θωμᾶς	Thomas
6	Aramaic	תאומא	twin; Thomas
7	Aramaic	תאמא	twin, double; Gemini

via English anti

Step	Language	Word	Meaning
1	English	anti	Opposed to something; That has a torsion angle...
2	English	anti-	Against, hostile to; Contrasting with the norm;...
3	Ancient Greek	ἀντι-	anti-, against; like, reminiscent of
4	Ancient Greek	ᾰ̓ντῐ́	opposite

Every word from Aramaic תאמא →Every word from Aramaic תאומא →Every word from Ancient Greek Θωμᾶς →