1. present participle of ‘pall’: becoming less interesting, appealing, or enjoyable over time

Examples

• The novelty of the new job is palling after six months.
• His constant jokes are palling on his coworkers.
• The excitement of city life was palling, so she moved back home.
• After watching the same show every night, it’s palling on me.
• The thrill of the game is palling as the season drags on.
• Her enthusiasm for the project is palling due to lack of support.