say it: KLEV-ur-nuhs
cleverness is a noun meaning "the power of creative imagination". It carries 3 recorded senses.
the power of creative imagination
intelligence as manifested in being quick and witty
the property of being ingenious
“a plot of great ingenuity”
“the cleverness of its design”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for cleverness come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.