utmost is the dictionary form of utmostest Definition of utmost
1
[ adjective ] of the greatest possible degree or extent or intensity

Synonyms

extreme uttermost

Examples

"extreme cold" "extreme caution" "extreme pleasure" "utmost contempt" "to the utmost degree" "in the uttermost distress"

2
[ noun ] the greatest possible degree

Examples

"he tried his utmost"

3
[ adjective ] highest in extent or degree

Synonyms

last

Examples

"to the last measure of human endurance" "whether they were accomplices in the last degree or a lesser one was...to be determined individually"

4
[ adjective ] comparatives of "far"; most remote in space or time or order

Examples

"had traveled to the farthest frontier" "don't go beyond the farthermost (or furthermost) tree" "explored the furthest reaches of space" "the utmost tip of the peninsula"

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