Pronunciation: /ɡɾʊməlstɛɪ̯n/
noun
Syllabication: Grum·mel·steen
Plural: Grum­mel­steen m de Grum­mel­steen
[1]
advanced vocabulary
Low Saxon:
verstenert See-Egel
German:

Etymology:

Compound word constructed from: grummeln + Steen