- laborious⇄adv. laboriously.
- laborious⇄laborious, adjective.
1. needing or taking much effort; requiring hard work.
Ex. Hoeing a garden is laborious.
(SYN) toilsome, arduous, onerous, wearisome.
2. showing signs of effort; not easy; labored.
Ex. The girl who was - laborious⇄noun laboriousness.