watertight Synonyms

impervious bulletproof unassailable water-proof impermeable waterproof unshakable Burberry burglarproof lightproof light-tight leakproof airtight windtight weatherproof weatherly water-tight water-resistant water-repellent impervious to water damp-proof liquid-tight windproof waterproofed waterfast unarguable stormproof raintight rainproof hermetically sealed galeproof dampproof foolproof tight staunch air-tight imperviable impenetrable impassable hermetical hermetic gastight flawless firm fireproof FAST deductible close bombproof impregnable