broken
capricious
careening
catchy
choppy
dangling
desultory
deviative
disconnected
discontinuous
eccentric
erratic
fitful
flickering
fluctuating
guttering
halting
herky-jerky
heteroclite
immethodical
inconstant
intermittent
intermitting
irregular
jerky
nonuniform
patchy
pitching
rambling
reeling
rocking
rolling
rough
scrappy
snatchy
spasmatic
spasmic
spasmodic
spastic
sporadic
spotty
staggering
swaying
swinging
tossing
uncertain
unequal
uneven
unmethodical
unmetrical
researching
searching