occurring at irregular intervals or only in a few places; scattered or isolated.

not constant or regular, occasionally happening.

अनियमित

English Usage: He receives sporadic updates about the project's progress.

Hindi Usage: उसे परियोजना की प्रगति के बारे में अनियमित अपडेट मिलते हैं।

the act of alternating or the state of being alternate.

a decision made in sequence or upon change.

परिवर्ती

English Usage: The alternation of weekly meetings kept the team engaged.

Hindi Usage: साप्ताहिक बैठकों का परिवर्तन टीम को संलग्न रखता था।