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indecipherable Synonyms

Another word for indecipherable

Choosing another word for indecipherable depends on context, so the 12 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• adjective (Context 1)

Impossible to read, decode, or make out clearly, especially of handwriting, symbols, or faded text.

Usage Example

"The physician's hurried handwriting on the prescription pad was completely undecipherable to the pharmacist."

Strongest
undecipherable
illegible
unreadable
Strong
hieroglyphic

• adjective (Context 2)

Impossible to understand, interpret, or make sense of, such as a muffled sound, a complex situation, or a person's facial expression.

Usage Example

"She listened with an incomprehensible expression on her face, giving no hint of whether she agreed with the proposal."

Strongest
incomprehensible
unintelligible
Strong
inscrutable
unfathomable
cryptic
enigmatic
impenetrable
obscure

Opposites of indecipherable

The opposite of indecipherable shifts depending on context. Common opposites include:

decipherable
legible
comprehensible
intelligible
understandable
readable
clear
transparent
See all opposites of indecipherable

• Nearby Words

indecent
indecently
indecipherability
indecipherable
indecipherably
indecision
indecisive

Cite this Entry

Wordmom. (2026). Synonyms for Indecipherable. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/indecipherable
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