approach

ascend

boomy

climb

creak

creaky

descend

down

downward

echo

flight

floor

floorboard

foot

footstep

footwear

go

grate

indoors

march

movement

old

pace

pacing

pass

passby

rise

run

ring

scale

screech

shoe

squeak

stair

stairway

stairwell

stamp

step

stomp

strut

thump

tramp

tread

up

upward

walk

wood

wooden