Is Firstly Grammatically Correct?
Is Firstly Grammatically Correct? Even though they are both adverbs, ‘first‘ and ‘firstly’ are hardly interchangeable in all situations: we never say “I firstly noticed it yesterday.” One might say “firstly, what are you doing in my home?” or “firstly, I hope you have insurance”—but if you want to avoid criticism, ‘first’ is the best