The word circumambulating 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 circumambulating
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Seven Letter Word Alert: (99 words)
abating, acclaim, accrual, acicula, aclinic, actinic, airmail, albinic, albitic, albumin, alginic, alicant, alumina, ambiant, ambling, angular, arcanum, arugula, augural, baculum, bailing, baiting, bamming, bargain, blaming, blaring, bracing, buccina, bulimia, bulimic, bumming, burling, cabling, calcium, calming, cambial, cambium, cambric, canular, carinal, carting, cingula, circuit, crabman, cranial, cranium, crating, crucial, cubical, cumular, curbing, curling, curtail, curtain, guarani, intagli, lacinia, lairing, lambing, laminar, lunaria, lunatic, macular, magical, mailbag, mailcar, mailing, mailman, maiming, malting, marimba, marital, martial, martian, martini, mauling, migrant, militar, minicam, minimal, natural, nautica, railing, ramming, rimming, ruminal, tabling, tabuing, tabular, tailgun, tailing, tangram, tracing, tramman, truncal, tubular, tubulin, unbuilt, uranium