As deduction is a commonly used phrase in academic and professional writing, but it can get repetitive over time. To help vary your language, you can use several synonyms for "as deduction". One such term is "therefore", which indicates a logical conclusion has been reached. Another option is "hence", which shows that the current statement is a result of previous information. Additionally, "thus" is a good choice, as it implies a conclusion that follows logically from preceding claims. "Consequently" also works well, as it indicates that the present outcome is a direct result of earlier facts or arguments. By using synonyms for "as deduction", you can make your writing clearer and more interesting.