8 letters · 12 points in Scrabble
adjective oblivious of dangers or perils or calmly resolute in facing them
adjective free from fear or doubt; easy in mind
originEtymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- English afraid English unafraid From un- + afraid.
Etymology from Wiktionary, CC BY-SA 3.0