IPA: /ˌfɪləˈsɒfɪkəl/
KK: /fɪˈlɑsəˌfɪkəl/
Relating to the study of fundamental questions about existence, knowledge, values, reason, and the nature of reality.
She often engages in philosophical discussions about the meaning of life.
Philosophical → It is formed from "philosophia" (from Greek "philosophia", meaning love of wisdom) and the suffix "-ical" (meaning pertaining to). The word "philosophical" refers to matters pertaining to the love of wisdom or the study of fundamental questions about existence, knowledge, and ethics.
Think of 'philosophia' meaning 'love of wisdom' to remember that 'philosophical' relates to the study and pursuit of wisdom.