adjective / noun
formal
FOR-mul/ˈfɔːrml/
Conforming to established ceremonial or social conventions.
The bride and groom exchange rings during a formal civil ceremony.

Etymology
From “pertaining to form,” formal came to mean “in proper or recognized form.” Here form is an established way of doing something, connecting the adjective to rules, conventions, and ceremony.
In context
i start the formal comments to kick off the ceremony welcome all very good so good morning everyone
More examples
- She gives each visitor a formal greeting.
- Our school holds a spring formal in April.
- He rents a tuxedo for most college formals.
Forms
formal · more formal · most formal · formals
formally adverb — In a manner following established conventions.
formality noun — Behavior that follows established social conventions.
Similar words
- ceremonial
- Emphasizes prescribed rituals, especially at important public occasions.
- conventional
- Follows common customs without necessarily being dressy or ceremonial.
- dressy
- Describes clothing suitable for special occasions rather than everyday wear.