ph = f
Core Rule
ph = /f/: The letter pair ph represents the /f/ sound in English, mainly from Greek φ (phi), common in academic and technical terms.
Articulation Guide
Lower lip lightly touches upper teeth; steady airflow; no vocal cord vibration.
Word Analysis
- demographic: graph contains ph, pronounced /f/.
- nephew: medial ph sounds /f/, not /p/ or /h/.
- oceanography: ph in -graphy consistently equals /f/.
Pitfall Alerts
Do not split ph into /p/ + /h/; it functions as one sound unit.
Phonics Breakdown
Lower lip to upper teeth, blow air only
Sound Reference
- Link ph to Greek roots like graph or phone
- Default to /f/ when you see ph
Common Mistakes
Pronouncing ph as /p/ or /h/
Ignoring fixed /f/ in academic terms