Synonyms for insolvable
- adjective
Most common
All synonyms
Adjective
1. Insoluble — impossible to solve; insoluble
insoluble, inexplicable, mysterious, inscrutable, unsolvable, unresolvable, undecipherable, unsoluble
Definitions
- adj. 1
Impossible to solve; insoluble.
Example sentences
- mysterious A mysterious spaceship was flying away from Earth.
- inexplicable There was something inexplicable about the story.
- insoluble Aluminium is insoluble in water.
- inscrutable She looked at him with an inscrutable expression.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| insolvable | falling | |
| mysterious | rising | |
| inexplicable | rising | |
| insoluble | falling | |
| inscrutable | rising |
Use in printed books, per decade from 1850 to 2019.
By length
- 9 letters
- insoluble4, unsoluble
- 10 letters
- mysterious4, unsolvable4
- 11 letters
- inscrutable4
- 12 letters
- inexplicable5, unresolvable
- 14 letters
- undecipherable
The small number after each word is its number of syllables (insoluble4 = 4 syllables).