How to spell "substantiation"

"The scientist needed further substantiation to prove his groundbreaking theory."

• Letters

  14

• Difficulty

  extreme

• Origin

  Latin

• First letter

  S

• accidentally
• accommodating
• accommodation
• acquiescence
• advantageous
• aforementioned
• anachronistically
• antagonistically
• anthropomorphic
• anthropomorphism
• antidisestablishmentarianism
• apologetically

All extreme wordsMore Latin wordsWords starting with S