thru + way
thruway (plural thruways)
- (US, mostly New York, nonstandard) Alternative form of throughway
2012, Office of the Federal Register, editor, Code of Federal Regulations, Title 23 (Transport), Revised, 2012 edition, Government Printing Office, →ISBN, page 337:
- … not less than 20 miles per hour on all portions of the thruway system.