The word "hisle" is not a commonly used word in English, and it is not found in most dictionaries. However, it is sometimes used as an alternate spelling for "hazel," which refers to a tree or shrub that produces edible nuts. The pronunciation of "hisle" and "hazel" is the same (/ˈheɪzəl/), with the first syllable stressed and both "a" sounds pronounced as the "a" in "cat." Despite the similarity in pronunciation, "hisle" is not an accepted spelling for "hazel" in standard English.