metaphysic
pillar
dictate
postulate
golden rule
fundamental
subprinciple
foot
basics
rudiments
main thing
formula
keynote
archelogy
restriction
limitation
protophenomenon
metaprinciple
rudiment
canon
induction
reciprocity principle
Tao
axiom
principle of least action
Olympism
fundamentalist
philosophy
primordial
law of conservation of matter
urgrund
conservation of matter
fundament
conservation of mass
law of conservation of mass
antecedent
semiclassic
meat and potatoes
conceptualisation
fundamentalness
idée mère
conceptualization
conceptuality
rule
elementation
theoretician
lodestar
organon
focal
crux