ก้าว, ฝีเท้า
an act or movement of putting one leg or foot in front of the other in walking or running
ขั้นบันได, บันได
a flat surface, especially one in a series, on which to place one's foot when going up or down
ขั้นตอน, ระยะ
a measure or stage in a process or series
ก้าว, เดิน
lift one's foot and put it down in a different place, as in walking