víðastast
Víðastast is an Icelandic word that translates to "most widespread," "most extensive," or "most prevalent" in English. It is the superlative form of the adverb víða, meaning "widely" or "extensively."
This word is commonly used in various contexts to describe the extent or reach of something. For
In discussions of natural phenomena, víðastast might describe the most widespread distribution of a particular plant