invisibleness

词形变化：

副词: invisibly | 名词: invisibility |

同义词：

imperceptible | indiscernible | indistinguishable | concealed | unseen | hidden | intangible | impalpable | unnoticed | out of sight | undetectable | obscured | imaginary | nonexistent | shadowy | unnoticeable | imperceivable | inappreciable | transparent | imponderable | unapparent | camouflaged | unrevealed | veiled | disguised | undivulged | screened | unperceived | masked | secret | undisclosed | covert | top-secret | unexposed | cloaked | shrouded | hush-hush | undercover | aerial | out | unseeable | inconspicuous | sight | of |

反义词：

visible |