The term PREPARES FOR TAKEOFF can be solved by the crossword solutions UNZIPS (6 letters), TAXIES (6 letters), and TAXIS (5 letters). Unzipping is the process of opening a zipper, which is often used to close clothing or luggage. TAXIES is the plural form of taxi, which is a vehicle FOR hire that transports passengers between locations. TAXIS is the singular form of taxi, and it is also a vehicle FOR hire that transports passengers between locations. All three of these terms refer to the process of preparing FOR TAKEOFF, as they involve getting ready to go somewhere.