glaring omission

• oversightSupervision or inadvertent omission
• glaringHarshly conspicuous or bright
• missingNot present, whereabouts unknown
• neglectFailure to provide care
• blind spotArea of blocked perception

gap · failure · obvious · blatant · conspicuous · error · lapse · negligence · forgotten · ignored · absent · void · blunder · mistake · egregious · inexcusable · flagrant · careless