This is the 2368th most frequent Swedish word.
extrema
"Extrema" in Swedish means "extreme" (plural or definite form).
The word "extremt" modifies "kallt" (cold) to denote a high degree or intensity of coldness.
Vädret i norra Sverige kan vara extremt kallt under vintern.
The weather in northern Sweden can be extremely cold during winter.
The word "extrem" describes the noun "passion" to emphasize its intensity.
Hon hade en extrem passion för konst och spenderade timmar i ateljén.
She had an extreme passion for art and spent hours in the studio.
The word "extrema" qualifies "åtgärder" (measures) to indicate that the action is beyond the usual scope.