At industry conferences, faddists swarm booths showcasing the latest gadgets.

Her wardrobe's constant change reflected a faddiness that made it hard to predict what she'd wear next.

She embraced the new hairstyle faddily, switching looks every week to keep up with trends.

His faddism made him abandon hobbies the moment they ceased to be fashionable.

Her constant shift from one viral product to another reflected a deep faddishness that frustrated her friends.

Fadden arrived early to present his research to the committee.

Several Faddens gathered under the old oak to share memories and news.

Instead of focusing on the project, he would faddle with his pens until the meeting ended.

When the politician dismissed the reporter's question as a fadaise, everyone in the room shook their heads.

When writing in Irish, you should always include the fadas where necessary to indicate vowel length.