Of course, there’s a Russian version of the cat scratching curls off the stairs. And the Russian language wouldn’t be itself if it didn’t have an entire collection of such phrases. Plus, record attempts to say them correctly as fast as possible.

There’s quite a bit of stumbling over Russian words. Whether it’s due to not knowing where the stress falls, strange sounds, or simply because they’re tongue twisters. This may sound exaggerated, but that’s just what they’re called. Here are difficult and long words that may—or may not—trip up your tongue.