"Puh-leeze" is a colloquial way to ask for something or plead for someone's attention. It is an informal expression but widely used in daily conversations. However, if you want to diversify your vocabulary and be more creative in your expressions, here are some possible synonyms for "puh-leeze":
- Could you please...?
- Would you mind...?
- I implore you...
- Kindly...
- May I ask...?
- Respectfully...
- With all due respect...
Bear in mind that the tone and context also matter. Sometimes, a simple "please" or "excuse me" can be more effective and polite than a wordy statement.