• acute, exquisite, intent, obtrusive, pervasive, piercing, searching, shrill, trans
• to break through, to come through, to get through, to percolate, to permeate, to pierce through, to plough through
• armour of proof, proof armour
• conspicuousness, visibility
• foreseeable, predictable
• excusable, forgivable, pardonable, venial