Choose the antonym of the word 'Onerous' -

Onerous (adjective)
English Meaning: Difficult to do or needing a lot of effort.
Bangla Meaning: কষ্টসাধ্য; গুরুভার: onerous duties.

Synonyms: Inconvenient (অসুবিধাজনক), Troublesome (বিরক্তিজনক), Hard (কষ্টকর).
Antonyms: Easy (সহজ), Effortless (উদ্যমহীন).

Source: Lecture