Words That Rhyme With "Diametrical" :
3 syllables:
chemical, ethical, helical, metrical, pedicle, pellicle, reticle, utricle, ventricle, vesical, vesicle
4 syllables:
alchemical, arsenical, ascetical, electrical, esthetical, galenical, heretical, obstetrical, polemical, symmetrical, theatrical, unethical
5 syllables:
academical, agrochemical, alphabetical, antithetical, asymmetrical, biochemical, catechetical, evangelical, extrametrical, geochemical, geometrical, histochemical, hypothetical, metathetical, microchemical, micrometrical, monometrical, nonelectrical, parenthetical, petrochemical, photochemical, pyrochemical, stratagemical, zoochemical
6 syllables:
electrochemical, iatrochemical, physicochemical, radiochemical, unevangelical