There are various synonyms that can be used instead of "haddest a friendly chat". Some of the options include "had a pleasant conversation", "engaged in a cordial dialogue", "exchanged amicable words", "enjoyed a genial tête-à-tête", "shared a congenial exchange", "had a companionable discourse", "chatted amiably", "talked affably", "spoke in a convivial manner" and "interacted in a sociable way". Using appropriate synonyms can make your writing more interesting and help you avoid repetition. So, next time you want to describe a friendly conversation, choose the synonym that best communicates your message.