Words similar to unfathomable

Example sentences for: unfathomable

How can you use “unfathomable” in a sentence? Here are some example sentences to help you improve your vocabulary:

The ESU team on the 31st floor found the full collapse of the South Tower so unfathomable that they radioed back to the ESU officer at the command post and asked him to repeat his communication.
Let's stipulate that you are unique, unfathomable, singular, sui generis.
It turns out that the young man who looks as if he walked out of the pages of Crime and Punishment , and who for some unfathomable reason possesses the only key to our new home, is not American but Canadian.
The article's unfathomable purpose was, to quote it, "a lesson in how the most inane ideas can have the most appalling consequences."
Long ago, I concluded that both these mysteries must remain forever unfathomable.