The Dutch-elm Beetle (Scolytus multistriatus) is a destructive pest that attacks elm trees, ultimately leading to their death. If you are writing about this beetle and want to avoid repetition, there are a number of synonyms you could use. Some of these include the European elm bark beetle, the elm bark beetle, and the elm timber beetle. Additionally, you could refer to it by its scientific name, Scolytus multistriatus. Using various synonyms in your writing can help to keep it interesting and engaging for the reader, while still conveying the necessary information.