insidious   (Sound)

The insidious has 3 Senses.

• insidious
• beguiling but harmful; "insidious pleasures"
• 魅惑的だが有害な

• insidious
• intended to entrap
• わなに掛けようとした

• pernicious, insidious, subtle
• わずか
• working or spreading in a hidden and usually injurious way; "glaucoma is an insidious disease"; "a subtle poison"
• 秘密の通常有害な方法で行うこと、または広めるさま