groenere
Groenere is the comparative form of the Dutch adjective groen, meaning greener. It is used to express a higher degree of greenness in relation to another object or situation. In everyday Dutch, the more common comparative is groener, but groenere appears in attributive position before a noun, especially when the noun is definite or when the comparison is framed by a determiner or intensifier.
Grammatically, groener is the standard short form used in predicative clauses or when the comparison does not
Etymologically, groen comes from the Germanic root for the color green, and the comparative suffix -er is
See also: groen (color), Dutch grammar, comparative adjectives, languages of the Dutch-Germanic area.