By surface analysis, reich + -en- + Stein.
Reichenstein n (proper noun, genitive Reichensteins or (optionally with an article) Reichenstein)
Reichenstein m or f (proper noun, surname, masculine genitive Reichensteins or (with an article) Reichenstein, feminine genitive Reichenstein, plural Reichensteins)
singular | plural | |||||||
---|---|---|---|---|---|---|---|---|
masculine | feminine | |||||||
indef. | def. | noun | indef. | def. | noun | def. | noun | |
nominative | (ein) | (der) | Reichenstein | (eine) | (die) | Reichenstein | (die) | Reichensteins |
genitive | (eines) | (des) | Reichensteins, Reichenstein1 | (einer) | (der) | Reichenstein | (der) | Reichensteins |
dative | (einem) | (dem) | Reichenstein | (einer) | (der) | Reichenstein | (den) | Reichensteins |
accusative | (einen) | (den) | Reichenstein | (eine) | (die) | Reichenstein | (die) | Reichensteins |
1With an article.