Synonyms of unreadable

unreadable

adjective

ˌən-ˈrē-də-bəl 

as in illegible

incapable of being read or deciphered

the old book contains an inscription, but the handwriting is cramped and unreadable

Synonyms & Similar Words

• illegible
• obscure
• indecipherable
• undecipherable
• faint
• unclear
• indistinct

Antonyms & Near Antonyms

• readable
• legible
• clean
• fair
• decipherable

Example Sentences

Recent Examples of unreadable

A lot of this work is almost unreadable now, the pained efforts of young eggheads twisting themselves into rhetorical knots over the moral conundrums posed by real-world applications of Marxist principles. — Literary Hub, 21 July 2026

His PowerPoint slides were unreadable because of small text and the auditorium’s bright lights. — Gustavo Arellano, Los Angeles Times, 10 July 2026

If documents are rendered unreadable, then they can be disposed of in a publicly accessible dumpster, the law states. — Shannon Tyler, Idaho Statesman, 9 July 2026

In early 2025, the victim was 56-year-old Gerald Neal, a pedestrian who was run over twice as an unmarked police truck chased a vehicle in Holden Heights over an unreadable license plate. — Stephen Hudak, The Orlando Sentinel, 27 June 2026