欠字
Noun
1
noun (common) (futsuumeishi)
omission of a character;omitted character;blank type
See also:
脱字 (だつじ)
2
noun (common) (futsuumeishi)
historical term
insertion of blank spaces before and after the names of dignitaries (as a sign of respect)
Other forms
闕字 【けつじ】