lost interest

• boredLacking interest or engagement
• disengagedNot participating or invested
• apatheticWithout feeling or concern
• wanderingTraveling with no fixed course
• distractedUnable to concentrate

indifferent · faded · drifted · tuned out · glazed · restless · unmoved · detached · tired · weary · stale · monotonous · yawning · fidgeting · checked out · abandoned · neglected · forgotten