REPEATED

Frequency 


Occur 


Repeated 


Reappear 

 

Repeatedly 



Cyclic 



Cyclically /ˈsaɪklɪkli/ or /ˈsɪklɪkli/ (adv):

# ​in a way that is repeated many times, always in the same order.

- events that occur cyclically.


Pattern 


Periodically adverb

 /ˌpɪəriˈɒdɪkli/

 /ˌpɪriˈɑːdɪkli/

​in a way that happens fairly often and regularly

Mailing lists are updated periodically.

Periodically, we meet to discuss any problems.


Circle 


From side to side (idiom):

​moving to the left and then to the right and then back again

He shook his head slowly from side to side.

The ship rolled from side to side.

The cat sat with its tail twitching from side to side.


Back and forth 


Vice verse 


Continuity 


Recurrence 


yo-yo /ˈjəʊ jəʊ/ (v): 

# [intransitive] (+ adv./prep.) to change repeatedly in size, amount, quality, etc. from one extreme to another.

When I was young my weight yo-yoed between 140 and 190 pounds.

The paper industry has yo-yoed between boom and bust.


yo-yo /ˈjəʊ jəʊ/ (adj): 

# [only before noun] ​changing repeatedly in size, amount, quality, etc. from one extreme to another.

She worries about her pattern of yo-yo dieting.


persistent /pəˈsɪstənt/ (adj): 

# continuing for a long period of time, or repeated frequently, especially in a way that is annoying and cannot be stopped.

SYNONYM unrelenting

Persistent heavy rain held up work on the bridge for more than a week.

The most common symptom is a persistent cough.

I can’t take much more of this persistent criticism.

He resigned over persistent rumours of his affair with an actress.

Famine is a persistent problem in many parts of the world.


relapse /rɪˈlæps/ (v): 

# relapse (into something): to go back into a previous condition or into a worse state after making an improvement.

They relapsed into silence.

He relapsed into his old bad habits.

Two days after leaving the hospital she relapsed into a coma.


relapse /ˈriːlæps/ (n): 

# [countable, uncountable] ​the fact of becoming ill again after making an improvement.

to have/suffer a relapse

a risk of relapse


like a stuck record (idiom): 

#1. (British English) (also like a broken record British and North American English) ​in a way that keeps repeating a statement or opinion in an annoying way.

I hate sounding like a stuck record, but I have to say again, we must do more to help.


regularity noun

 /ˌreɡjuˈlærəti/

 /ˌreɡjuˈlærəti/

​[uncountable] the fact that the same thing happens again and again, and usually with the same length of time between each time it happens

Aircraft passed overhead with monotonous regularity.


[uncountable] the fact that something is arranged in an even way or in an organized pattern

the striking regularity of her features

Is there any regularity in English word stress?


[countable] a thing that has a pattern to it

They had observed regularities in the behaviour of the animals.

the patterns and regularities of social life




regular noun

 /ˈreɡjələ(r)/

 /ˈreɡjələr/

customer

​a customer who often goes to a particular shop, pub, restaurant, etc.

He's one of our regulars.


clockwork noun

 /ˈklɒkwɜːk/