Mammoth Uncensored Word List:
33 - 13 letter words starting with eq

equablenesses equalisations equalitarians equalizations equestrianism equestriennes equibalancing equidifferent equidistances equidistantly equilaterally equilibrating equilibration equilibrators equilibratory equilibristic equilibrities equimolecular equimultiples equinoctially equinophobics equiparations equipartition equipollences equipollently equiponderant equiponderate equipotential equisetaceous equitableness equivalencies equivocalness equivocations