1adjective
characterized by effort to the point of exhaustion; especially physical effort
“worked their arduous way up the mining valley”
01 Word definition
arduous
7 letters · 4 vowels · 3 consonants
Is ARDUOUS a word?
Yes. ARDUOUS is a 7-letter adjective. characterized by effort to the point of exhaustion; especially physical effort Check the official dictionary for your particular word game before playing it.
Correct spelling
A-R-D-U-O-U-SHow do you spell ARDUOUS?
ARDUOUS contains 7 letters, begins with A, and ends with S.
Check another spelling →Meaning and definition
2adjective
taxing to the utmost; testing powers of endurance
“his final, straining burst of speed”
Synonyms
Source: Open English WordNet 2025 (CC BY 4.0) ↗backbreakinggruelinggruellinghardheavylaboriousstrainingstrenuous
02 Letter breakdown
How is ARDUOUS spelled?
A1R2D3U4O5U6S7
03 Word-game status
Can you play ARDUOUS?
UnscramblerHQ dictionary
This spelling is present in our broad English solver dictionary.
Scrabble
Base tile value: 8 points. Confirm eligibility in the official word list used for your region and edition.
Words With Friends
Base tile value: 10 points. Confirm eligibility inside the current game dictionary.
FAQ Quick answers
About ARDUOUS.
How do you spell ARDUOUS?
ARDUOUS is spelled A-R-D-U-O-U-S. It contains 7 letters.