How to Say Unimaginable in English

Unimaginable is often used to describe bad things, though. It's normally used in written english because it's quite difficult to say a in conversation. You're more likely to use unbelievable or unthinkable. And going back to that word, unimaginable, it's really long, isn't it? Unimaginable, six syllables. The most important thing is to think about where the stress is. So the stress is on the third syllable, unimaginable, unimaginablen imaginable.