Take one's sweet time is an idiom that means to take a long time to do something, usually because the person is not in a hurry. The crossword solutions for this term are DAWDLE (6 letters), DALLY (5 letters), and TARRY (5 letters). DAWDLE means to move slowly or waste time, DALLY means to delay or spend time aimlessly, and TARRY means to linger or stay longer than necessary. All three words imply taking a long time to do something.