Synonyms for undecipherable
- adjective
Synonyms by meaning
Adjective
1. Difficult to read
indecipherable, illegible, incomprehensible, unreadable, unclear
2. Unknowable
unknowable, unfathomable, inexplicable, insolvable, inscrutable
Definitions
- adj. 1
Not easily deciphered; difficult to read.
Example sentences
- incomprehensible This language is incomprehensible to me when spoken.
- unreadable Many programs leave Japanese text garbled and unreadable.
- illegible If what you write is illegible, I won't correct it.
- indecipherable Tom speaks English with an indecipherable accent.
- unfathomable It is just unfathomable to even think about.
- unknowable Music can name the unnameable and communicate the unknowable.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| undecipherable | steady | |
| incomprehensible | rising | |
| unreadable | rising | |
| illegible | falling | |
| indecipherable | rising | |
| unfathomable | rising |
Use in printed books, per decade from 1850 to 2019.
By length
- 7 letters
- unclear2
- 9 letters
- illegible4
- 10 letters
- unknowable4, unreadable4, insolvable
- 11 letters
- inscrutable4
- 12 letters
- inexplicable5, unfathomable5
- 14 letters
- indecipherable
The small number after each word is its number of syllables (unclear2 = 2 syllables).