Hydra and Plagues

Hydra noun - Trouble that cannot be overcome by a single effort because of its many aspects or its persistent and pervasive quality.

Plagues and hydra are semantically related In some cases you can replace term "Plagues" with "Hydra", this nouns are similar.

Nearby Word: hydrate

Hydra and plagues are semantically related in annoyance topic. Sometimes you can use "Hydra" instead a noun "Plagues", if it concerns topics such as disease that is widespread.