thinkable

It was thinkable that the razor blade might arrive concealed in his food, if he were ever fed.

It is unthinkable to ignore climate change.

The idea of going back to the office every day is simply unthinkable.

The consequences of such actions are unthinkable.

It is unthinkable that he would betray his best friend.

The thought of losing everything is unthinkable.

It is almost unthinkable to live without electricity in today's world.

The cost of the project is so high that it is almost unthinkable.

The level of corruption in the government is unthinkable.

It is unthinkable to harm innocent people.

The scale of the disaster is beyond what was thinkable.