He was a bit dimwitted, so I had to repeat the explanation several times.

I really think he's a dimwit.

The summer vacation ended in the blink of an eye.

Interstellar travel is still a realm of dreams for mankind.

This book has beautifully colored interleaves.

The doctor said there is a problem with my interosseous.

In the early morning, he brewed coffee and started his day.

By chance, he met my old friend.

The intercharacter space in this text is too wide, making it hard to read.

The gutter of this book is too wide, making it hard to read.