The foot of a person or paw/foot of an animal; also the arms/appendages of animals like octopus or squid (often written 足).
新しい靴で足が痛くなった。
My feet started to hurt from the new shoes.
子犬が前足を舐めている。
The puppy is licking its front paw.
タコの足は8本ある。
An octopus has eight arms.
The leg of a person or animal; also the leg of furniture (often expressed as 脚 or 肢).
山で転んで脚を骨折してしまった。
I fell on the mountain and broke my leg.
ダンサーは長い脚を生かして舞台に立った。
The dancer used her long legs to perform on stage.
椅子の脚がぐらついているから修理しよう。
The chair's leg is wobbly, so let's fix it.
One's gait or manner of walking; the way or tempo someone walks.
昨夜は疲れて足取りが重かった。
I was tired last night and my steps were heavy.
彼女は足取りも軽く帰って行った。
She walked away with light steps.
足取りを確かめながら歩く。
To walk while checking one's footing/pace.
Pace or speed of walking/running (used in expressions like '足が速い' = fast on one's feet).
彼は足が速いので駅まであっという間に着いた。
He's quick on his feet, so he reached the station in no time.
長距離走では自分の足のペースを守ることが大事だ。
In long-distance running, it's important to keep your own pace.
疲れて足が止まってしまった。
I got tired and couldn't keep up the pace (my feet stopped).
A component of kanji (a radical) that appears at the bottom of characters (often referred to with the character 脚).
漢字の部首の一つに「足」があり、下に付くことが多い。
One kanji radical is '足', which often appears at the bottom of characters.
この漢字は下に足の部首（脚）を含んでいる。
This character contains the 'foot' radical at the bottom.
A means of transportation or one's ride (used in phrases like 'have/no transport' to get somewhere).
今日は足がないから、バスで行くしかない。
I have no way to get there today, so I have to take the bus.
旅行中はレンタカーが私たちの足になった。
During the trip, the rental car was our means of transport.
この車があれば足には困らない。
With this car, we won't be short of transportation.
Colloquial term for money or cash (usually used with an honorific prefix like お〜).
ちょっとお足を貸してもらえますか？
Could you lend me some money for a moment?
すみません、お足は今日持っていません。
Sorry, I don't have any money on me today.