The phrase "in way another" is an idiom that connotes similarity or a comparable situation. Antonyms for this phrase would include terms like "disparate," "divergent," or "unrelated." These terms indicate a lack of relation, similarity, or congruence between two or more things. Other related antonyms could include "different," "dissimilar," "opposite," "contrary," or "distinct." These words imply a fundamental lack of similarity between things that might be mistakenly or casually thought of as similar. In conversations or writing, antonyms for "in way another" can help indicate the different perspectives or opinions being presented, and can help to clarify a distinction or contrast between two concepts.