Most fortuitously, there are many synonyms available for this term that means 'by chance or luck.' You can use alternative phrases like 'luckily,' 'fortunately,' 'serendipitously,' 'coincidentally,' 'happily,' and 'propitiously.' Depending on the context, you can select the most suitable synonym for your writing, delivering a crisp and precise message that resonates with your intended audience. For instance, you can use the term 'happily' in a more lighthearted or humorous tone, while 'serendipitously''works well in a more formal context. Other synonyms to consider include 'auspiciously,' 'providentially,' 'miraculously,' or 'unexpectedly.' Using synonyms keeps your writing fresh and interesting, preventing it from slipping into monotony and repetition.