bairnish

Etymology

From Middle English *bernis, *barnisch, from Old English *bearnisċ and Old Norse bernskr (“childish”), from Proto-Germanic *barniskaz (“childish”), equivalent to bairn + -ish. Cognate with Gothic 𐌱𐌰𐍂𐌽𐌹𐍃𐌺𐍃 (barnisks, “childish”).