Poor or illegible handwriting.
Bad spelling or punctuation, especially unintuitive spellings considered as a feature of a whole language or dialect.
Undecipherable handwriting or secret symbol.
Any symbol used in this system; a hieroglyph.
A writing system of ancient Egypt, Minoans, Maya and other civilizations, using pictorial symbols to represent individual sounds as a rebus
difficult to decipher
of, relating to, or written with this system of symbols