足跡（ソクセキ、あしあと）: a foot print, a foot mark
頭寒足熱（ズカンソクネツ）: keeping one’s head cool and one’s feet warm
ご足労（ソクロウ）: the trouble of coming over
一足（イッソク）: a pair (of shoes/ socks)
満足（マンゾク）: satisfaction, gratification
足（あし）: a foot, feet
足（あし）が出（で）る: exceed the budget
足（た）りる：be sufficient, saffice
My dictionary says #足 is a pictograph. 口 part is the knee and the rest is the part below it (I can’t really picture it, can you?). 足 makes its own radical but when this radical is used as a へん (the left part), the last 2 strokes change their angle and it looks like 𧾷.
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