Little Joe
biquadrate
bout
contest
decathlon
double-header
doubles
event
four
four-part diaphony
game
games of chance
go
match
meet
pentathlon
play
play-off
quad
quadrangle
quadrature
quadrennium
quadrilateral
quadrille
quadrinomial
quadruplet
quartet
quatern
quaternary
quaternion
quaternity
quatrefoil
race
rectangle
runoff
singles
sport
square
square dance
squaring
tetrad
tetragon
tetragram
tetragrammaton
tetrahedron
tetralogy
tetraphony
tetrapody
threesome
twosome
digit
figure
aeronaut
ant-eater
anteaters
beast
censored
fans'
fringing
moniker
pecker
re-issued
slagging
softcore
spell
take-up
tips?see
town clerk