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Jyutping cou2 zi6 tau4
Pinyin cǎo zì tóu

Definitions (Wiktionary)
  1. noun
    The Chinese character component 艹.
    (syn.) 草頭腦, 廿草頭 suburbs, 廿草頭, 草字頭兒, 草字兒頭, 草仔頭, 草頭, 草花頭, 草頭兒, 廿字頭, 草立頭, 二十頭, 草字頭