textbookish

[ tekst-boo k-ish ]
/ ˈtɛkstˌbʊk ɪʃ /

adjective

suggesting a textbook, especially in literary style or composition.

Origin of textbookish

First recorded in 1925–30; textbook + -ish1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019