Home Words BU BU Cite + Add to list Nautical Word familyNounbureauNounbureaucrat Idioms1 entry01kao peh kao buTo make a fuss, to complain or whine excessively, to complain to high heaven. Related wordsabackabaftabeamablativeableaboardaboutabovedeckaboxabreastaburtonacorn Last updated April 21, 2026