Synonyms for Continual:

adj.

continuing (adjective)
unending.
frequent (adjective)
frequent.
habitual (adjective)
habitual, repeated.
never-ending (adjective)
ceaseless.

n.

all the time, often, regularly, a lot, repeatedly, frequently. indefinite, continue, timeless, ongoing, forever, around the clock, unfailing, round the clock.

Other synonyms:

often, forever, repeatedly, regularly, frequently, around the clock, timeless, round the clock. indefinite, ongoing. sure
unfailing.

Usage examples for continual

  1. Many of the lower class of Greeks and Italians landed from the vessels, and were a source of continual trouble, as they at once took to plundering what the natives had left. – A Chapter of Adventures by G. A. Henty
  2. In my country we know no difference between the length of nights and days; all are of equal length throughout the year, and present not that continual variety which you see here; we have neither ice, nor frost, nor snow; the trees never lose their leaves, and we have fruits in every season of the year. – The History of Sandford and Merton by Thomas Day
  3. She had never spoken to Marie about it, but many little signs had convinced the maid that her mistress lived in a state of continual nervous apprehension. – The Disappearance of Lady Frances Carfax by Arthur Conan Doyle