den

"Daniel was put into the lions’ den."

"a den of vice"

"After school, Sarah went to her den to relax and do her homework. "

"The hikers followed a narrow den through the mountains. "

"The shy student often dened himself in the corner of the library during study hall. "

"My grandfather found a rare den in his attic, a small, old coin. "

"The hosiery factory uses denier to measure the fineness of their yarn. "

"The den for the project's existence was dismissed by the team leader. "

"He was happy then."

"He fixed it, then left."

"There are three green ones, then a blue one."

"If it’s locked, then we’ll need the key."

"That’s a nice shirt, but then, so is the other one."

"My friend said the test was easy, but den, it was actually quite difficult. "