• 途中とちゅう — on the way; halfway
• 途上とじょう — in progress; underway
• 用途ようと — purpose; use
• 帰途きと — on the way home
• 前途ぜんと — future prospects

途 means a road, path, or route — both literal and figurative. It is commonly used to describe being in the middle of a journey or process, as well as the purpose or direction something is meant to take.