per-SOO-er . Stress the chase. Stress the middle. Now go use it with confidence.
Let’s settle this. Here is the definitive, no-confusion guide to pronouncing "pursuer." Phonetic Spelling: /pərˈsjuː.ər/ (UK) or /pɚˈsuː.ɚ/ (US) how to pronounce pursuer
Mispronouncing "pursuer" creates a momentary friction in conversation. Your listener pauses for half a second to decode what you just said. If you say "PURSE-you-er," they might hear "purser" (the ship's officer in charge of finances) or simply get confused. per-SOO-er