overcommit

/OW0 V ER0 K AA1 M IH0 T/
noun
  1. 1

    Allocation of more resources than are actually available.

verb
  1. 1

    To make excessive commitments, either beyond one's ability or beyond what is reasonable

    โ€œDon't overcommit yourself this month.โ€

Source: https://en.wiktionary.org/wiki/overcommit