auxiliary verb
Definition: This word is used to express what is advisable, desirable, or expected in a situation. It often suggests a sense of duty or obligation.
Example: You ought to see a doctor if you're feeling unwell.
noun
Definition: A moral duty or obligation to do something.
Example: He felt it was his ought to help those in need.
pronoun
Definition: Not a valid English word.
Example: N/A
verb
Definition: Not a valid English word.
Example: Not available