tread

tread verb uk/tred/ uspast tense trod | past participle trodden
[ I,T ] mainly UK to put your foot on something or to press something down with your foot

наступать, топтать
I trod on a piece of broken glass. David trod in some paint. The kids were tread ing cake crumbs into the carpet.  tread carefully/gently/lightly, etc
to be careful what you say so that you do not upset someone

действовать осторожно/мягко/тактично и т. д.
  tread water
to float vertically in the water by moving your arms and legs up and down

плыть стоя

TREAD noun

uk/tred/ us tread noun
(STEP)

the sound of someone putting their feet down when walking

походка, звук шагов