I like thumb and depth.
Words that ryhme with "numb" could be some, come, fun, done, hun, hum, pun, rum, run, sun, tonne, oneor yum.
A words that rhymes with "breath" exactly could be death.
However, if you use similar sounding words leading up to the word "breath" in your poem, you may not have to use an exact rhyme. For example you could rhyme "...every time you take a breath" with "... My mind, it just forgets".
A words that rhymes with "breath" exactly could be death.
However, if you use similar sounding words leading up to the word "breath" in your poem, you may not have to use an exact rhyme. For example you could rhyme "...every time you take a breath" with "... My mind, it just forgets".