Not readily noticed or seen; inconspicuous:
Not clearly defined; not explicit.
Not pleasurable to read
The definition of confused is a person who cannot think clearly, or is something that is jumbled or without order.
Not intensely or keenly felt:
Find another word for unreadable. In this page you can discover 15 synonyms, antonyms, idiomatic expressions, and related words for unreadable, like: obscure, undecipherable, indecipherable, unclear, , turgid, confused, stupid, illegible, unusable and unmaintainable.