Words That Rhyme With "Rectal" :
2 syllables:
betel, dactyl, deckle, ductile, ectal, fettle, fictile, Haeckel, heckle, ictal, kettle, metal, mettle, nettle, octal, petal, pettle, Seckel, septal, settle, shekel, speckle, spectral, tactile
3 syllables:
edictal, erectile, exsectile, inductile, insectile, productile, projectile, resettle, syndactyl, tridactyl, unsettle
4 syllables:
anorectal, colorectal, dialectal, interseptal, leptodactyl, pentadactyl, polydactyl, pterodactyl, tetradactyl, zygodactyl