Vocabulary consisting only from characters you are able to read
大馬鹿
oobaka
extreme foolishness, utter foolmix
赤字
akadži
(1)deficit, (being in or going into) the red, (2)red text, red letters, (3)corrections (by a teacher or proofreader) written in red mix
ワープロ馬鹿
wa-purobaka
person who can write kanji only on the computerbaka