Hell-broths are typically described as highly unpleasant or disagreeable, so there are many synonyms that can be used to convey a similar meaning. Some possible synonyms for hell-broths may include terms like foul concoctions, disgusting brews, revolting stews, repulsive soups, or nauseating liquids. Other options might include detestable elixirs, vile potions, loathsome mixtures, or abhorrent infusions. Whatever the chosen synonym, the goal is to convey the idea of something that is truly dreadful or unpleasant to experience, and which may elicit feelings of disgust or revulsion from those who encounter it.