Cracking the books means to study or hit the books, and its antonyms include avoiding studies, abandoning studies, neglecting studies, ignoring studies, disregarding studies, shirking studies, shunning studies, and slacking off studies. When a student refuses to study, they are avoiding studies, and when they completely leave studying, they abandon studies. Neglecting studies refers to lack of care or attention to studies, while ignoring studies means overlooking. Shirking studies means avoiding responsibility and not fulfilling your obligations, while shunning studies means choosing to keep away from something. Lastly, slack off studies means to be idle, apathetic, or careless towards studies.