Recurring in scattered and irregular or unpredictable instances
English: sporadic
Less certain link between this word and this sense.
sekali-sekalams
at times, episodic, from time to time, now and again, now and then
Adjective
Occurring or appearing at usually irregular intervals
English: episodic, occasional
Bahasa: sesekali, sekali-sekali
Less certain link between this word and this sense.
Adverb
Now and then or here and there
English: occasionally, on occasion, once in a while, now and then, now and again, at times, from time to time
Bahasa: kadang-kadang, sesekali, sekali-sekali, berkala-kala
Less certain link between this word and this sense.
In a sporadic manner
English: sporadically, periodically
Bahasa: berkala
Less certain link between this word and this sense.