12345678910111213141516KeyworddomaincountryworldFrequency#3625Strokes16ReadingshuánMnemonic宀 (roof) gives the meaning and 睘 the sound.Stroke orderComposed of宀roof睘roundUsed in vocabulary寰huánlarge domain; extensive region寰宇huányǔthe whole earth; the universe惨绝人寰cǎnjuérénhuánextremely tragic (idiom); with unprecedented brutality撒手人寰sāshǒurénhuánto leave one's mortal frame (idiom); to die寰球huánqiú(literary) the globe; the entire world