say it: kleft
cleft is a noun and adjective meaning "a split or indentation in something (as the palate or chin)". It carries 4 recorded senses.
split or divided
“he had a cleft chin and strong jaw”
“the infant was born with a double harelip and cleft palate”
“a cleft stick”
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 cleft 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.