1. To diminish the sensibility of; to debilitate: "Ken played soft music to abirritate his baby who was upset by the constant sound of the dog's barking."

"Rocking baby Lillie abirritates her distress and helps her to sleep better."

2. To make less irritable; to soothe: "The new ointment really abirritated the dryness of Jackie's hands very quickly."

"It is abirritating and relaxing to go for long walks in the woods and to listen to the birds."