Nouns

(n)sofa, couch, loungean upholstered seat for more than one person
(n)lounge, waiting room, waiting areaa room (as in a hotel or airport) with seating where people can wait

Verbs

(v)loungesit or recline comfortably“He was lounging on the sofa”
(v)loiter, lounge, footle, lollygag, loaf, lallygag, hang around, mess about, tarry, linger, lurk, mill about, mill aroundbe about a place without any apparent purpose“The high school students like to loiter in the Central Square”, “Who is this man that is hanging around the department?”