踏
トウ, ふ.む, ふ.まえる

step, trample, carry through, appraise, evade payment

JLPT1 G7 S15 F723

沓# pile + 足 leg/foot → footsteps piled upon each other → *stamp/tread*; *step/stand on*; *set foot on*; *stand firm* → *be based on* → *experience*; *go through* (← based on what one has experienced or gone through).

[Full Kanji Etymology List]