Sofa

A sofa, also called a settee or a couch, was a large, soft furnishing typically found in homes that people could sit on.

History
The Sofa of Reasonable Comfort was a sofa in the Castle Tersurus, once used by the Ninth Doctor. (TV: The Curse of Fatal Death)

Raoul's partner once pretended to fall asleep on a settee in Sabrina's flat. (PROSE: Hospitality)

There was a couch in the apartment that Brittany Mordley lived in. Her father died on it in around 2000, and eight year later, she came home after school to find her deceased uncle's possessions in boxes on the couch. (PROSE: Silver-Tongued Liars)

A black sofa with a green cushion was on sale in a furniture shop in 21st century London. (TV: Rose)

The Eleventh Doctor told Craig Owens that he could tell he was not much of a traveller from his sofa, clarifying with a quip that Craig was starting to look like it. (TV: The Lodger)

After the Eleventh Doctor lost his sonic screwdriver, Amy Pond suggested that he should retrace his steps to find it. After visiting Florana, Bouken, and Phobos, planets the Doctor had previously visited, Amy hit the Doctor's chest in frustration, saying she meant for him to check the counter or down the sofa. (COMIC: Sonic Sleuth)