Synonyms for unbelievable
- adjective
Most common
awesome incredible fabulous astounding improbable implausible
Synonyms by meaning
Adjective
1. Incredible — not to be believed
incredible, astounding, awesome, fabulous, marvelous US, marvellous UK, unthinkable, tall, noncredible, increditable rare
2. Improbable — implausible or improbable
Other
selly UK
Definitions
- adj. 1
Not to be believed.
- adj. 2
Implausible or improbable.
His excuse seems rather unbelievable.
Related words
- Word family
- unbelievably
Example sentences
- awesome I developed an aversion toward the word "awesome".
- incredible It's incredible how long Mary can hold her breath!
- fabulous He has a fabulous reputation for his high integrity.
- astounding The diversity of flowers in this area is astounding.
- improbable It seemed improbable that Tom would succeed.
- implausible That Richa can read minds is implausible, to say the least.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| unbelievable | rising | |
| awesome | rising | |
| incredible | rising | |
| fabulous | rising | |
| astounding | rising | |
| improbable | falling |
Use in printed books, per decade from 1850 to 2019.
By length
- 4 letters
- tall1
- 5 letters
- selly
- 7 letters
- awesome2
- 8 letters
- unlikely3, fabulous3
- 9 letters
- marvelous3
- 10 letters
- incredible4, astounding3, marvellous3, improbable4, infeasible4
- 11 letters
- unthinkable4, implausible4, noncredible
- 12 letters
- unconvincing4, increditable
The small number after each word is its number of syllables (awesome2 = 2 syllables).
In other languages
- Français
- incroyable
- Italiano
- incredibile
- Español
- increíble
- Deutsch
- unglaublich
- Català
- increïble