Common Words:
* Philanthropy: Love of humanity, especially in the form of charitable giving.
* Philistine: A person who is hostile or indifferent to culture and the arts.
* Philosopher: A person who seeks wisdom and knowledge through reasoning and critical thinking.
* Philology: The study of languages, especially their history and development.
* Philodendron: A genus of flowering plants known for their large, heart-shaped leaves.
Less Common Words:
* Philately: The collection and study of postage stamps.
* Bibliophile: A lover of books.
* Anglophile: A lover of England and its culture.
* Francophone: A person who speaks French.
* Sinophile: A lover of China and its culture.
* Philomath: A lover of learning.
* Philoprogenitive: Having a love for children.
* Philharmonic: Relating to music or a musical society.
* Philtre: A love potion or charm.
Words with "phil-" in the middle:
* Hydrophilic: Having an affinity for water.
* Thermophilic: Preferring high temperatures.
This is just a small sample of words that use the prefix "phil-". There are many other words out there, and new ones are being coined all the time!