이따금 (ittageum) means “sometimes”

More examples

주말에 부모님을 이따금 만나요.chu ma re pu mo ni meul i tta geum man na yo

I sometimes meet my parents on weekends.

Events appear now and then, with uneven gaps between them.

가끔kakkeum: An adverb describing an action that occurs occasionally without forming a regular habit.

어떤 일이 일정한 간격 없이 흩어져 가끔 일어남을 나타내는 부사eo tteon i ri il jeong han kan gyeok eop ssi heu seo jeo ka kkeum i reo na meul na ta nae neun pu sa

The word's exact origin and internal structure are uncertain, so it is best learned as a fixed adverb for occasional events.

It often sounds slightly more formal or written than everyday alternatives, so it suits narration and explanatory writing well.