The term 'get cracking' is an idiom that means to HURRY up and START doing something. The crossword solutions for this term include NOW (3 letters), HURRY (5 letters), START (5 letters), HIE (3 letters), BEGIN (5 letters), HASTEN (6 letters), CHAP (4 letters), ASAP (4 letters), DOIT (4 letters), SHOO (4 letters), HOPTO (5 letters), GOTOIT (6 letters), and SEETOIT (7 letters). All of these words are synonyms for the phrase 'get cracking' and can be used to express the same meaning.