Both “nonni” and “nonnie” are used as terms of endearment for a grandmother in different parts of the world. However, the usage of these terms can vary depending on the cultural and linguistic context.

In Italian, “nonna” is the correct term for grandmother, and “nonni” is the plural form. “Nonna” is the more commonly used term, but “nonni” can be used to refer to both grandparents, especially in informal settings. It is also worth noting that Italian grandmothers are highly respected and cherished, and the relationship between grandchildren and their nonni is often very close and affectionate.
In English, “nonni” is also used as a term of endearment for a grandmother, especially by families with Italian heritage. However, “nonnie” is also commonly used in some regions of the United States, particularly in the South. The term is often spelled with a double “n” to emphasize the affectionate nature of the relationship between grandparent and grandchild.
There is no definitive answer to which spelling is correct, as it ultimately depends on personal preference and cultural context. Both “nonni” and “nonnie” are widely used and understood, and the choice of one over the other is often a matter of tradition, family history, or personal preference.
In general, terms of endearment for grandparents can vary greatly depending on the cultural and linguistic background of the family. For example, in Spanish-speaking cultures, “abuela” is the term for grandmother, while in Chinese, the word for grandmother is “nai nai” or “lao lao.” Similarly, in French, the term for grandmother is “grand-mère,” while in Russian, it is “babushka.”
Ultimately, the most important thing is the close and loving relationship between grandparent and grandchild, regardless of the specific term of endearment used. Whether it’s “nonni,” “nonnie,” or any other term, the bond between grandparent and grandchild is a special one that should be cherished and celebrated.