How to spell HARMFULL correctly?

If you're misspelling "harmfull", worry not! The correct spelling is "harmful". Suggestions to avoid the mistake include using a dictionary or spell-check tool, practicing vocabulary quizzes, and familiarizing yourself with common spelling patterns. Remember, attention to spelling can make your writing more professional and effective.

• harmful Smoking is a harmful habit that can cause various health problems.
• harmfully The chemicals in the cleaning products were harmfully strong, causing respiratory problems for those who used them.

Attenttion

• attention
• attentions
• attenuation
• inattention