酷こく烈れつMeanings1na-adjective, nounseverity; harshness; intensityDescribes something extremely severe, harsh, or intense, such as weather, criticism, or conditions. Often used in formal or literary contexts.今年ことしの夏なつの酷こく烈れつな暑あつさは記き録ろく的てきだった。The intense heat this summer was record-breaking.