‘Fremdeln’ an interesting German word. It has got connotations to the quite famous ‘Schwellenangst’. German ‘Angst’ is a complex matter. I wonder, why do Germans consider their fear with such many facets? If you can, read this post (in German).
Vattaunsa: Lasst uns fremdeln gehen – ein einsichtiger Appell für Entwachsene.