yǔ​zì​tóu​r

rain radical

  1. noun
    rain
    liquid water in the form of droplets that have condensed from atmospheric water vapor and then become heavy enough to fall under gravity
  2. character top
    (bound form) The top part or radical of a Chinese character
  3. r particleaffix
    [erhua suffix]
    A suffix attached to a word to form a retroflex ending, often indicating a small size, a sense of familiarity, or turning a word into a noun.