Engrossed
/ɛn.ˈɡɹoʊst/
verb
To write (a document) in large, aesthetic, and legible lettering; to make a finalized copy of.
To buy up wholesale, especially to buy the whole supply of (a commodity etc.).
To monopolize; to concentrate (something) in the single possession of someone, especially unfairly.
Synonyms: amound, hoard, corner the market, inspissate
adjective
Preoccupied with something to the exclusion of everything else.
(of a document) Finalized, written in large letters.