underread

From under- +‎ read.

underread (third-person singular simple present underreads, present participle underreading, simple past and past participle underread)

1. (transitive) To read below what is normal, usual, or expected, or with less competency, alertness, ability, etc.
2. (transitive) To read to a lesser degree. (Can we add an example for this sense?)

• overread