/ˈəʊnərəs/ – adjective
Definition: gây khó khăn hoặc gánh nặng
A more thorough explanation: 1. involving a lot of effort or being difficult to do
2. involving heavy obligations
Example: 1. As the new president, he was faced with the onerous task of governing the nation.
2. While boards have the power to enact rules or guidelines, those guidelines cannot be unduly unfair or onerous to the renters.
