Etymology
From Middle English finger neil(e); equivalent to finger + nail. Compare Middle English nayl of fynger (“fingernail”) and Old English handnæġl (“fingernail”). Compare also Saterland Frisian Fingernail (“fingernail”), West Frisian fingerneil (“fingernail”), Dutch vingernagel (“fingernail”), German Fingernagel (“fingernail”), Danish fingernegl (“fingernail”), Swedish fingernagel (“fingernail”), Norwegian fingernegl (“fingernail”), Icelandic fingurnögl (“fingernail”).