basically; fundamentally; radically

of fundamental importance; basic; radical

The core laws of a country that serve as the foundation for all other legislation, usually referring to a constitution; also used for a body of basic laws.

Fundamental Verses on the Middle Way, a foundational text of Madhyamaka Buddhism attributed to Nagarjuna

fundamentally; basically; at the root

the primary conflict that determines the nature of a process or development and remains present throughout its entire course