definition of
undertake

[1] #1 undertake v. [set about, attempt] enter upon an activity or enterprise. wn

[2] #2 undertake v. [tackle, take on] accept as a challenge; "I'll tackle this difficult task". wn

[3] #3 undertake v. [guarantee] promise to do or accomplish; "guarantee to free the prisoners". wn

[4] #4 undertake v. [contract] enter into a contractual arrangement. wn

[5] #5 undertake v. [take in charge] accept as a charge. wn