alternate
alternating
bicyclic
circular
closed-chain
closed-ring
cyclical
heterocyclic
homocyclic
isocyclic
orbitual
periodic
periodical
rotary
verticillate
verticillated
whorled
annular
annulate
annulose
articulated
atomatic
atomic
atomiferous
atomistic
beating
catenated
ceaseless
circinate
circling
concatenated
connected
constant
continual
continued
continuing
continuous
coronary
crownlike
cycloid
diatomic
dibasic
direct
discoid
disklike
endless
epochal
even
ever-recurring
every other
featureless
frequent
gapless
haunting
heteroatomic
hexatomic
immediate
incessant
interminable
intermittent
isobaric
64-bit
acyclic
aliphatic
alkyl
amino
aromatic
bimodal
exponential
fatty
linear
maximal
metabolic
molecular
nitric
nitrous
nonlinear
quadratic
seasonal
spatial
tertiary
unsaturated