Here are the possible solutions for they're used to make a stand clue
Answer
Clue
Relevancy
feet
Clue
They're used to make a stand
Definition
FOOT, the terminal part of the leg on which the body stands and moves
gels
Clue
They may make your hair stand on end
Definition
GEL, to become like a jelly
stilts
Clue
They make you stand tall
They'll make you stand tall
sahl
Clue
Early and influential stand-up comedian Mort who said, "Liberals feel unworthy of their possessions. Conservatives feel they deserve everything they've stolen" haha I feel that
byme
Clue
"Just as long as you stand, stand ___"
lie
Clue
Stand's opposite ... or a bad thing to do on the stand