6/6
score
twomp
twoty
viginti-
icosa-
vigen-
twenty-some
vicenary
vigenary
vigesimal
tetracosa-
twentyness
vigentennial
twenty-four hours a day
twenty-oneth
twentieth
ten to the dozen
twentyfold
docosa-
double dozen
half-a-crown
twentysomething
double sawbuck
eleventeen
vicennium
two bob
twelfty
I'm twenty years old
hyperdiamond
quadragenarian
quadragesimal
fortyfold
NBOMe
quarterlife
millennial
twenty-second
centesimal
quadragenary
free, white, and eighteen
banjo dulcimer
ventile
fortieth
twenty-fourth
vigintile
decadency
quadragenarious
twenty-first
tongue-in-cheek
quadral