fitfulness
periodicity
irregularity
unregularity
astigmatism
craftmaster
curvilinear
doggrel
dreamful
herbalist
high-efficiency
jurisconsult
multimillionaire
music-machine
nursery-maid
nutation
pianola
prudishness
quarter-circle
roboticist
rovings
sea serpent
septuagenarian
sharpshooter
tragi-comedy
turboshaft
tympanum