Sentence examples for but challenging from inspiring English sources

It was fun, but challenging.

It was a short list, but challenging.

"But challenging an incumbent is never easy.

Vegetable sprouts are interesting to use, but challenging.

The postures are accessible to anyone, in any shape, but challenging for everyone, in any shape.

The idea was brilliant, he said, but the execution might be not just expensive but challenging.

Behind the large horn-rimmed glasses the eyes were kind, but challenging.

But challenging them to keep up, as "Slings and Arrows" did, is ultimately more rewarding.

Forearm nonunions are uncommon but challenging.

This makes an optimal processes design crucial, but challenging.

Nasal vaccination is a promising, but challenging vaccination strategy.