hung back (verb) hang back: be reluctant
Sinonime: alternate, annual, at various times, centennial, cyclic, cyclical,
daily, epochal, every once in a while, every so often, fluctuating, hourly, infrequent,
intermittent, isochronal, isochronous, monthly, occasional, on certain occasions, on-again-off-again, orbital,
perennial, periodical, recurrent, recurring, regular, repeated, rhythmic,
routine, seasonal, serial, spasmodic,
sporadic, weekly, yearly
Antonime: constant, continual,
irregular,
lasting,
permanent, sporadic,
variable