The antonyms for the word "more ittybitty" are often words that describe something larger or more substantial. Some examples of antonyms for "ittybitty" are "big," "large," "immense," "enormous," and "vast." Other antonyms could include terms like "substantial," "hefty," "significant," "generous," or "ample." When looking for antonyms for "more ittybitty," it's important to focus on words that convey a sense of size, scale, or significance. Whether discussing physical objects, ideas or situations, antonyms for "more ittybitty" can help to convey a sense of magnitude and importance.