No direct bengali meaning for the english word 'laborious' has been found. Check out the following synonyms for the same word which are very close in meaning.
- difficult - কঠিন, দুঃসাধ্য, বেয়াড়া
- arduous - দুরারোহ, দুঃসাধ্য, কষ্টকর, দুষ্কর, শ্রমসাধ্য, দুরূহ