olemus
hulktahuka külg
= a flat face on a geometric shape
https://en.wikipedia.org/wiki/Facet_(geometry)

metafoorina
Merriam-Webster:
any of the definable aspects that make up a subject (as of contemplation) or an object (as of consideration)
// Each facet of the problem requires careful attention.

vt ka
- tahkautentimine
- tahkidentiteet