olemus
(1a) kontekstist sõltuv füüsiline või virtuaalne vahetult järgnev olem
= a context-dependent physical or virtual immediately following entity
https://en.wikipedia.org/wiki/Successor_ordinal
https://en.wikipedia.org/wiki/Spiritual_successor

(1b) juurega puus: mingi tipuga c kaarteahela kaudu seotud madalama hierarhiataseme tipp
= in a rooted tree: a node of a lower hierarchy level connected to some node c through a chain of edges
https://algorithms.tutorialhorizon.com/inorder-predecessor-and-successor-in-binary-search-tree/

vt ka
- järglane (2)