utmost
Definitions
Most extreme; greatest or highest in degree or amount.
The furthest or most distant point or limit.
Examples
It is of the utmost importance that we arrive at the meeting on time.
The rescue team exercised the utmost caution while navigating the unstable terrain.
She treated his sensitive information with the utmost confidentiality.
Synonyms
Antonyms
minimal slight minor insignificant lowest trivial negligible