As verbs the difference between gotten and begotten
is that gotten is past participle of lang=en while begotten is past participle of lang=en.
As an adjective gotten
is obtained, acquired.
gotten
English
Verb
(head)
(now mostly, North America, Irish, Northern British)
Usage notes
The American and archaic British usage of the verb conjugates as get-got-gotten or as get-got-got depending on the meaning (see for details), whereas the modern British usage of the verb has largely lost this distinction and conjugates as get-got-got in most cases.
Adjective
(-)
(mostly in combination) obtained, acquired