undertake

/ˌʌndəˈteɪk/ verb (undertook, undertaken)

Definition

› [T] to do or begin to do something, especially something that will take a long time or be difficult: He needs to undertake a proper cashflow and budgeting exercise. Some companies have undertaken a thorough transformation of their production methods.

› [I] formal to promise or agree that you will do something: undertake to do sth All banks have undertaken to give printouts on request of standing orders and direct debits.

(Definition of undertake verb from the Cambridge Business English Dictionary © Cambridge University Press)