The word incontrovertibly cannot be made in Words With Friends™. It is 16 letters long, too long to fit on a WordsWithFriends board (15 letters max).
Highest Scoring Words With Friends™ Plays In The Letters incontrovertibly
:
Seven Letter Word Alert: (90 words)
bicolor, binocle, biolite, biotite, bitcoin, bittier, blotter, bonnier, bonnily, bottler, boycott, brevity, brinier, brittle, broiler, byliner, citrine, cittern, clitter, clotter, colorer, connive, connote, content, contort, control, convent, convert, cornett, cornier, cornily, coroner, coronet, cottony, critter, crooner, environ, evictor, inciter, incline, inertly, inocyte, intoner, inviter, invitro, invoice, lection, liberty, lintier, loonier, lottery, niobite, nitrite, nittier, nonevil, nonlove, nonoily, nonriot, novelty, october, olivine, onliner, oolitic, orbiter, otolite, overbit, overlit, overtly, ovinely, ovocyte, recolor, rectory, retinol, robotic, roilier, rootlet, tinnier, tinnily, tintier, tootler, tornote, torrent, trilobe, trinity, viceroy, victory, vintner, violent, vitrine, vitriol