overbusy

From Middle English overbisi, equivalent to over- +‎ busy.

overbusy (comparative more overbusy, superlative most overbusy)

1. Excessively busy; officious.

• overbusily

overbusy (third-person singular simple present overbusies, present participle overbusying, simple past and past participle overbusied)

1. (transitive) To busy or involve (oneself) too thoroughly in something.
   • 1964, Ethel Stephens Arnett, From England to North Carolina: Two Special Gifts (page 59)

     Returning to England, he was there imprisoned, some say for overbusying himself in matters of foreign trade.

• overbuys