Solitaire (Noun)

A card game played by one person.

Nouns denoting acts or actions.

She spent the entire afternoon playing solitaire on her computer, trying to beat her high score.
The old man sat at the table, shuffling the cards and laying out a new game of solitaire.
As a child, she would often play solitaire with her grandmother, learning the intricacies of the game.
The flight attendant offered him a deck of cards and he spent the rest of the flight playing solitaire.
After a long day, he unwound by playing a few rounds of solitaire on his phone.

A gem (usually a diamond) in a setting by itself.

Nouns denoting man-made objects.

The solitaire diamond ring sparkled on her finger as she walked down the aisle.
Her grandmother's antique solitaire necklace was passed down to her as a family heirloom.
The solitaire setting showcased the beauty of the 2-carat diamond, making it the centerpiece of the ring.
The jeweler carefully crafted a solitaire pendant to highlight the unique characteristics of the gemstone.
The classic solitaire engagement ring was a timeless choice for the couple, symbolizing their love and commitment.

Extinct flightless bird related to the dodo.

Nouns denoting animals.

The Réunion solitaire was a large, flightless bird that was hunted to extinction by humans in the 17th century.
Scientists have long been fascinated by the Réunion solitaire, a mysterious bird that was once native to the island of Réunion.
Unfortunately, the Réunion solitaire is now extinct, and all that remains of this remarkable bird are a few fossilized bones and some written accounts from the time.
The Réunion solitaire was a member of the pigeon family, and its closest relative was the dodo, another famous extinct bird.
Despite its extinction, the Réunion solitaire continues to capture the imagination of bird enthusiasts and historians, who are drawn to its unique story and tragic fate.

A dull grey North American thrush noted for its beautiful song.

Nouns denoting animals.

The solitaire's melodious voice echoed through the forest, a haunting contrast to its dull grey plumage.
Solitaires are known to migrate alone, often traveling thousands of miles between their breeding and wintering grounds.
The Townsend's solitaire is a common sight in western North America, where it can be found in scrubby open woods and rocky outcroppings.
Solitaires are primarily insectivorous, feeding on a variety of insects and spiders, as well as the occasional fruit or berry.
In some parts of their range, solitaires are also known as "rock thrushes" due to their habit of foraging for food among rocky outcrops.