normal
Definitions
Conforming to a standard, usual, typical, or expected pattern.
Free from mental disorder; sane.
Perpendicular to a tangent or a given line or surface.
Examples
It is perfectly normal to feel nervous before a big presentation.
After the storm, life in the city slowly returned to normal.
Synonyms
standard typical regular ordinary conventional average natural
Antonyms
abnormal unusual strange eccentric atypical irregular extraordinary