unshakable   (TTS Sound)

The unshakable has 2 Senses.

• steadfast, stiff, unbendable, firm, unwavering, unfaltering, steady, unshakable
• 確乎たる, 毅然たる, 堅い, 牢固たる, 断固たる, 強い, 揺るぎ無い, 強固, 揺るぎない, 牢乎たる, 確固たる, 固い
• marked by firm determination or resolution; not shakable; "firm convictions"; "a firm mouth"; "steadfast resolve"; "a man of unbendable perseverence"; "unwavering loyalty"
• 固い決心または決意を特徴とするさま

• bulletproof, watertight, unassailable, unshakable
• 要害堅固
• without flaws or loopholes; "an ironclad contract"; "a watertight alibi"; "a bulletproof argument"
• 欠点も抜け穴もなしで