Crossword Puzzle Clue Answers
We've seen 2 answers for the crossword clue 'Requiring great effort' in our database. It has been used in 11 crosswords, the latest of which was the Daily American crossword on January 21, 2026.
Crossword answers for the clue "Requiring great effort"
- STRENUOUS
- ARDUOUS
Related Clues
Last Seen In
- Daily American - January 21, 2026
- Daily American - January 25, 2025
- Daily American - January 21, 2024
- Daily American - January 25, 2023
- Daily American - January 21, 2018
- Mirror Quick - June 06, 2017
- Daily American - January 25, 2017
- Guardian Quick - June 12, 2012
- Thinks Daily - January 05, 2010
- Thinks Daily - January 05, 2008
- Guardian Quick - September 12, 2006