víðtækum
Víðtækum is the dative plural form of the Icelandic adjective víðtækur, meaning wide-ranging, extensive or comprehensive. It is a grammatical form used when the noun it describes is masculine or neuter and in the dative case.
In Icelandic grammar, adjectives agree with the nouns they modify in gender, number and case. The dative
Etymology and cognates: víðtækur is built from víð- meaning wide and tækur, a root related to capability
Usage and register: víðtækur and its inflected forms, including víðtækum, are most commonly found in descriptive,