Treading rhymes with:
retreading, breading, dreading, reading, redding, retreading, shredding, spreading, threading, bedding, beheading, breading, dreading, heading, hedding, kaeding, reading, redding, retreading, shedding, shredding, sledding, spreading, threading, wedding
Treading sounds like:
tardiness, tartness, teradyne's, thirteen's, thorton's, threading, threatening, threatens, thwarting, tiredness, trading, trading's, tradings, traditions, treating, triton's, trotting