Tread

タイヤ溝

taiya-mizo

(grooves in tire)

接地面

setchi-men

(grooves in tire)

残溝

zaimizo

(grooves in tire)

段

dan

(horizontal part of a step)

溝

mizo

(grooves in tire)

溝

mizo

(grooves in a sole)

踏み面

fumizura

(horizontal part of a step)

踏む

fumu

(to step on)

踏む

fumu

(to beat with one's feet; to trample)