Certifiably

Origin

certifiable + -ly

Full definition of certifiably

Adverb

1. With the potential for certification.
• The American Mosaic: Preserving a Nation's Heritage
• A Breath of Snow and Ashes
2. Genuinely
3. To a great extent.He is certifiably nuts
• Ski
• The Soul Beneath the Skin
4. Undoubtedly, demonstrably.
• Blessings of the Father: Book One
• No Job? No Prob!

Synonyms

• (manner)
• (extent) insanely
• (undoubtedly)