footstep
🇺🇸
/ˈfʊtstep/
🇬🇧
/ˈfʊtstep/
the sound or mark made when a foot touches the ground while walking or running
I heard a footstep outside my door and knew someone was approaching.
ドアの外で足音が聞こえたので、誰かが近づいていると分かった。