1adverb
definitely or positively (‘sure’ is sometimes used informally for ‘surely’)
“the results are surely encouraging”
01 Word definition
certainly
9 letters · 3 vowels · 6 consonants
Is CERTAINLY a word?
Yes. CERTAINLY is a 9-letter adverb. definitely or positively (‘sure’ is sometimes used informally for ‘surely’) Check the official dictionary for your particular word game before playing it.
Correct spelling
C-E-R-T-A-I-N-L-YHow do you spell CERTAINLY?
CERTAINLY contains 9 letters, begins with C, and ends with Y.
Check another spelling →Meaning and definition
Synonyms
Source: Open English WordNet 2025 (CC BY 4.0) ↗surelysurefor surefor certainsure enoughsure as shooting
02 Letter breakdown
How is CERTAINLY spelled?
C1E2R3T4A5I6N7L8Y9
03 Word-game status
Can you play CERTAINLY?
UnscramblerHQ dictionary
This spelling is present in our broad English solver dictionary.
Scrabble
Base tile value: 14 points. Confirm eligibility in the official word list used for your region and edition.
Words With Friends
Base tile value: 16 points. Confirm eligibility inside the current game dictionary.
FAQ Quick answers
About CERTAINLY.
How do you spell CERTAINLY?
CERTAINLY is spelled C-E-R-T-A-I-N-L-Y. It contains 9 letters.