"timeless feature" is correct and usable in written English.
You can use it to describe a characteristic or element of something that is perpetual and doesn't change over time. For example: "The timeless feature of the building is its grand stone facade."
De Caunes, who used to share the Eurotrash limelight either with half-naked models with unfeasibly large breasts or with two cardboard giraffes made from toilet paper tubes, and brought us such timeless features as rabbit showjumping and Naked Germans of the Week, was a wacky choice for a programme that did not wear its pretensions lightly.
The library's timeless features shone through, though, even in its state of disrepair.
But Saxophone Colossus was his masterpiece, a timeless treasure featuring Rollins's eventual signature tune in the calypso St Thomas, as well as Brecht and Weill's Mack the Knife and an 11-minute improvisation on the sinister, slowly unfolding Blue Seven – a track that musicologists, student saxists and awestruck fans have been picking over ever since.
"Surrounded by void, this island is a timeless wonder; featuring Dream House, the primary memory palace experience".
Positive representations of eternal Tibet, drenched in supersaturated colour, now abound in Chinese media, featuring timeless custom-clad Tibetans.
The Pulitzer is only the most recent acknowledgment of Williams's abiding greatness: there was the album "Timeless," in 2001, which featured contributions from Bob Dylan, Keith Richards, and Tom Petty, and others; and the musical "Lost Highway" recounts the story of Williams's life through his work.
Featuring the timeless love anthem "E-mail My Heart".
For your modern fall soirée, pick something that calls out the timeless designs you're featuring.
The film features the timeless actress Audrey Hepburn who popularizes the classic little black dress designed by Hubert de Givenchy.
