V-dictionary + べきだ (suru -> すべき / するべき)Should; must (strong duty or obligation)
Indicates a strong moral duty or a very obvious course of action. It's more objective and stronger than 'koto da' or 'mono da'.
Common mistakes
- Using 'beki da' for personal advice (use 'koto da' instead)
- Forgetting the special 'subeki' form for 'suru'
- Confusion with the past 'beki datta' (regret)