How to spell INHAILING correctly?

When faced with the misspelling "inhailing", there are two possible correct suggestions. The correct spelling is "inhaling", as "in" means to breathe in and "haling" is a verb form of "inhale". Another alternative could be "in hailing", which refers to the act of greeting or saluting someone while inside a vehicle.

• Entailing Entailing a lot of work, he decided to hire an assistant to help with his overwhelming workload.
• inhaling I noticed that the patient was inhaling deeply and rapidly while receiving the oxygen mask.
• unfailing My grandmother's love for me has been unfailing, even in my darkest moments.

Attenttion

• attention
• attentions
• attenuation
• inattention