Meta:

  1. 洞 is the 1013th most frequent character.
  2. has 1 dictionary entry.
  3. appears as a character in 51 words.
  4. appears as a component in 1 character.

Decomposition:

Once :
=> ,
Radical :
=> (water), (upside down box), (one), (mouth)
Graphical :
=> , , , ,

Pinyin & Meaning:

  1. dong4 - cave/hole/zero (unambiguous spoken form when spelling out numbers)/CL:個|个[ge4]

Pronunciation Clues:

  1. Pronunciation clue for 洞 (dong4): The component 同 is pronounced as 'tong4'. It has the same pinyin final.

Example Words:

High Frequency

 

Medium Frequency

地洞 
山洞 
洞口 
洞天 
洞察 
洞察力 
洞庭湖 
洞悉 
洞房 
洞穴 
溶洞 
漏洞 
破洞 
空洞 
耳洞 
黑洞 
龙洞 (龍洞)

Appears In:

also appears in:
Decomposition Levels:
Level 1: Only divided once. So only two components.
Level 2: Radical Decomposition. The character gets decomposed into its lowest radical components. For the complete list visit the Radical wikipedia page.
Level 3: Graphical Decomposition. Shows all the strokes & lowest level of components that make up the character.
If you see questions marks or too many "block" characters, especially when it comes to level 3 decomposition you might need the correct font.