Common Words:
* Philadelphia: City of brotherly love.
* Bibliophile: A lover of books.
* Anglophile: A lover of England and English culture.
* Francophone: A speaker of French. (While "phone" means "sound", the "philo" part relates to love for French culture).
* Philately: The study and collection of stamps.
* Philodendron: A genus of flowering plants.
Less Common Words:
* Philanthropy: Love of mankind, generosity.
* Philomath: A lover of learning.
* Philology: The study of language.
* Philogynist: A lover of women.
* Philanderer: A man who is fond of flirting and casual relationships. (Though the "ander" part is of uncertain origin, it's related to "man")
* Xenophile: A lover of foreigners or foreign cultures.
* Galilean: A follower of Galileo Galilei. (The "galileo" part relates to a person from Galilee, not a "phile" word, but they are both related to the Italian astronomer).
Note: Some words have the root "phileo" in their derivation, even if it's not immediately obvious. For example, "hospital" comes from the Latin "hospitālis," meaning "hospitable" or "friendly," which in turn has roots in Greek words related to "phileo."
These are just a few examples. The root "phileo" is used in a wide variety of words to indicate a love or fondness for something.