The leaves fall away from the trees in autumn.

When all else fails, I fall back on my family for support.

I saw a man fall over on the sidewalk.

If you don't prepare well, your plans may fall through.

His pleas for help fell on deaf ears.

The politician fell from grace after the scandal.

He fell on his behind and hurt himself.

He disappeared without a trace, as if he'd fallen off the face of the earth .