Level 2 — 40 concepts
Each concept here is built from components whose deepest is L1, so it stands 2 steps of emergence above the foundations. Depth is not difficulty or abstraction — it is the length of the chain needed to ground the word.
always temporalaudio auditorybig sizeboundary limiterror mistakeevolution biologicalexample temporalfar distancefemale sexgrowth developmenthappen event-occurrenceinteraction processjust exactlive biologicalloss economicmotion movementnear spatialnoise auditoryoccurs eventoff stateoften temporalothers distinct-entitiespast temporalper ratiophysical materialpoints locationpre temporalprecedes temporalreal actualrobustness resilientsimilar comparativesince temporalsize measurementsource originstate conditionstructure arrangementstuff materialusual commonusually temporalyet temporal