textbookish

As a noun terms

is .

As an adjective textbookish is

characteristic of a textbook.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective textbookish is

characteristic of a textbook.

Textbookish is a synonym of schoolbookish.

As adjectives the difference between textbookish and schoolbookish

is that textbookish is characteristic of a textbook while schoolbookish is characteristic of a schoolbook; dry, pedantic, etc.

As adjectives the difference between textbook and textbookish

is that textbook is of or pertaining to textbooks or their style, especially in being dry and pedagogical; textbooky, textbooklike while textbookish is characteristic of a textbook.

As a noun textbook

is a coursebook, a formal manual of instruction in a specific subject, especially one for use in schools or colleges.