periodic Synonyms
occasional
periodical
episodic
rhythmic
repetitive
cyclical
cyclic
recurring
regular
intermittent
repeated
sporadic
serial
semimonthly
seasonal
steady
spasmodic
routine
rhythmical
rotatory
reportorial
good many
reiterative
regularly
recurrent
systematic
temporal
tidal
rotational
stop-and-go
weeklong
by bits and pieces
reoccurring
regularly occurring
interval-based
cyclically occurring
in cycles
intervallic
every other
usual
vibratile
yearly
per diem
from time to time
cadenced
noncontinuous
at intervals
scheduled
in periods
random