1. in a lonely or solitary manner; with a feeling of being alone

Examples

• The old dog wandered lonesomely through the empty park.
• She sat lonesomely on the bench, watching other families play.
• The lighthouse stood lonesomely on the rocky cliff.
• He walked lonesomely down the deserted street.
• The cabin sat lonesomely in the middle of the forest.
• She smiled lonesomely as she read the letter from home.