adjective

utmost

utmost, greatest, highest

This is a matter of the utmost importance.

This is a matter of the utmost importance.

He treated the guests with the utmost respect.

He treated the guests with the utmost respect.

the utmost ((noun)) the greatest or highest possible (noun) This is a matter of the utmost importance.

Synonyms: greatest, highest, maximum; Antonyms: least, minimum

From Old English 'ūtemest', the superlative of 'ūt' (out), meaning 'outermost'. This developed into the sense of 'most extreme'.

Think of 'out-most'. Something that is the furthest out is at the extreme limit, hence 'greatest' or 'maximum'.

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