unquesˈtionably adverb

1. In such a way as to be unquestionable
2. Certainly, without doubt

• sink hole
• sinkhole
• sinkholes
• sinkier
• sinkiest
• sink in
• sinking
• sinking fund
• sinking funds
• sinkings
• sinks
• sink unit
• sink units
• sinky
• sinless
• sinlessly
• sinlessness
• sinlessnesses
• sinned
• sinner
• sinner it
• sinners
• sinnet
• sinnets
• Sinn Fein