Correct

不迭

/ bùdié / 
Strokes

Definition

cannot cope/find it too much/incessantly

Example

As a Verb

［used after a verb］ be in a hurry; hasten; hurry

1
Mángbùdié
忙不迭

hasten/hurry to do sth

As a Verb

［used after a verb］ be too late to do sth

2
Hòuhuǐbùdié
后悔不迭

be too late for regrets

As a Verb

be endless

3
Jiàokǔbùdié
叫苦不迭

complain incessantly