Textbook antonyms | adjectives

Antonyms for Textbook as a Adjective

• normal
• atypical
• bad
• low-grade
• poor
• substandard
• unsatisfactory
• atrocious
• execrable
• vile
• wretched
• deficient
• disappointing
• failed
• inadequate
• inferior
• average
• ordinary
• representative
• typical
• mediocre
• second-class
• second-rate