The best replacement for suing is sueing.

The best alternatives to suing are rated as following:
★★★★★  sueing
★★  pressing charges
★★  suing

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Speaking about suing, one probably shouldn't forget about damages.

Other search terms related to suing and their ratings are:
★★★★★ damages
★★★ punitive damages
You have in mind a companion for suing and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of suing in all years. Click on graph for more.
suing
sueing
pressing charges