wertvollsten
wertvollsten is the plural superlative form of the German adjective wertvoll, meaning most valuable or most precious. In German, the superlative is formed with the ending -sten and is inflected according to the case and number of the noun it describes. wertvollsten specifically appears when the noun it modifies is plural.
In typical usage, wertvollsten occurs with a definite article or other determiner that marks the plural and
- Die wertvollsten Steine wurden aufbewahrt. (nominative plural)
- Wir vergleichen die wertvollsten Daten. (accusative plural)
- Den wertvollsten Erkenntnissen zufolge … (dative plural)
Wertvollsten is not used as a standalone noun; it is an attributive adjective form. The corresponding comparative
Etymology traces wertvoll from Old High German wert, related to value or worth, joined with voll meaning
In summary, wertvollsten is the standard plural superlative form of wertvoll, used to denote “the most valuable”