Complete the roommate's defense of their terrible furniture choice.

"I admit that the neon green velvet sofa is a crime against interior design. It is incredibly comfortable, _____."

The correct answer is though.

In conversational English, though can be used as an adverb at the very end of a sentence to mean "however." Although and even though are strictly conjunctions and must appear at the beginning of the clause they introduce; they cannot be placed at the end of a sentence.