Related Clues:

• Rated (anag.)
• A vertical stair
• Is in the back losing a step
• Part of step
• It goes straight up in flight
• One getting up vertical pipe
• Portion of step
• Step on it?!
• Part of stair
• One going up found on the stairs
• Part of flight in helicopter is erratic
• It's regularly seen in flight
• Step up, for a bit of fear is erotic
• One coming out of retirement for flight in part
• Put your foot down to obtain new trade