Viking __ Clap, Crescendo Chants From Icelanders
Puzzle 18 of Nordic Connections Hard Pack
Question is: Viking __ Clap, Crescendo Chants From Icelanders
and the answer is: THUNDER
Word Meaning:
THUNDER — The loud rumbling, cracking, or crashing sound caused by expansion of rapidly heated air around a lightning bolt.
Definitions from Wiktionary.