headphones
telephone
Sure, here are a few words with "pH" in the middle: morph, trophy, phosphate.
A 'phrase'.
You can use the word, graph.
Pourvoir hydreogene
seraph
Phoney
The "ph" sound is a digraph, which is a combination of two letters that represent a single sound. In words like "phone" or "photo," the "ph" sound is pronounced as an "f."
Standard buffer solution
Phony
The letters "ph" usually sound like "f." For example, the word "laugh" sounds like /laf/; the word "rough" sounds like /ruf/. Sometimes the letters are written together but belong to two different syllables, in which case they sound like "p" and "h." Example: haphazard
pH at the beginning of the word:phenomenonphasephalanxphloxphrasephilosophy (also in the middle)phobiapH in the middle of the word:autobiographicaldolphinelephantmorphemetelephonegraphiccalligraphysymphonyholographyclaustrophobicrephraseprophetpH at the end of the word:photograph (both beginning and end)autographgraphparagraphtelegraphpolygraphphonographpictographlithographmimeograph
pH=-log(H+)