Sentence:  It had been over a week that I had not been over to visit my most favorable place. Since I was allowed a rare opening that jaggled an intense curiosity, it <WSD>acuted</WSD> my senses with great anticipation that a living current was felt in my center, brought on by something truly new. 
Meaning of the word marked with <WSD> tags:  To make acute; to sharpen, to whet.