How to spell HASTNESS correctly?

If you meant 'hastiness,' that's the correct spelling. Otherwise, you may have intended to use 'hasten' or 'haste' in your sentence. It's always helpful to double-check your spelling before hitting send to ensure effective communication.

• Fastness The fastness of his running amazed the coaches.
• Hastiness Her hastiness to complete the task without properly reviewing it resulted in several mistakes.
• Vastness The vastness of the ocean was overwhelming to the young sailor.

Attenttion

• attention
• attentions
• attenuation
• inattention