reclining

(noun) the act of assuming or maintaining a reclining position.

(verb) move the upper body backwards and down. Synonyms: lean back, recline.

(verb) cause to recline. Synonyms: recline. Example: "She reclined her head on the pillow."

(verb) lean in a comfortable resting position. Synonyms: recumb, repose, recline. Example: "He was reposing on the couch."