Freckle rhymes with:
baechle, dekle, eckel, eckl, heckel, heckle, jaeckel, jaekel, jekel, jekyll, meckel, scheckel, schmechel, seckel, shekel, speckle, steckel
Freckle sounds like:
farcical, ferociously, feverishly, fiercely, forsell, fragale, fragile, frascella, frazzle, freshkill, freshley, freshly, frisella, frizell, frizzell, frugal, frugally, furiously