punctual
on time
Root
- point / punct: point, prick, or tiny detail
Other words with the point / punct root
- compunction: uneasy guilt or moral pricking
- point: small mark or exact spot
- punctilious: extremely careful about small details or rules
- punctuation: marks that organize writing
- puncture: to pierce with a point
Punct gives point. Punctual means arriving at the exact point in time.
The punctual train left before the late students reached the platform.
Punctual becomes easier if time is a point, not a vague cloud. A punctual person lands on that point instead of drifting around it.