absurdity aimlessness annular muscle annulus apparent soundness areola aureole bootlessness casuistry chain of circumstances chain reaction chaplet chapter of accidents circle circuit circularity circumference circus closed circle concatenation of events corona coronet crown cycle diadem discus disingenuousness disk distortion emptiness equivocalness equivocation eternal return evasive reasoning fairy ring fallaciousness fallacy fatuity feast and famine fecklessness fruitlessness futility garland glory halo hollowness impotence inanity ineffectiveness ineffectuality inefficacy ins and outs insincerity jesuitism jesuitry lasso logical circle loop looplet magic circle meaninglessness misapplication mystification noose nugacity obfuscation obscurantism orbit otiosity oversubtlety perversion philosophism plausibility plausibleness pointlessness profitlessness purposelessness radius rat race rationalization ring rondelle round roundel saucer sophism sophistical reasoning sophistication sophistry special pleading speciosity specious reasoning speciousness sphincter subtlety the absurd triviality unproductiveness unprofitability unprofitableness ups and downs valuelessness vanity vicious reasoning vicissitudes vicissitudes of fortune wheel worthlessness wreath