hardest
HAR-dist/ˈhɑɹdɪst/UKHAH-dist/ˈhɑːdɪst/
- 1Superlative of hard.
Granite is among the hardest stones used in construction.
Leaving her hometown was the hardest decision she ever made.
Note
A regular one-syllable superlative, formed with -est rather than with most and paired with the comparative harder. It covers every meaning of hard. Diamond is the hardest natural material, the 25th mile of a marathon can be the hardest thing a runner ever does, and water richest in dissolved calcium salts is the hardest water. It nearly always takes the, often followed by a clause naming the experience: the hardest choice she ever made.
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