How to Say "they detest" in Spanish
The Spanish word for “they detest” is “odian” — B1 level. This is a very common word in everyday Spanish.

Examples
Mis vecinos odian el ruido de la música alta.
My neighbors hate the noise of loud music.
Si ustedes odian las verduras, pueden comer solo la carne.
If you (formal plural) hate vegetables, you can eat only the meat.
Los niños odian ir a la cama temprano en verano.
The children hate going to bed early in summer.
Identifying the Subject
The ending '-an' tells you that the action is being done by 'ellos' (they, masculine/mixed group), 'ellas' (they, feminine group), or 'ustedes' (you, formal plural).
Hating an Activity
When 'odian' is followed by an activity, you use the plain, unconjugated verb form (the infinitive): 'Ellos odian nadar' (They hate swimming).
Using the Wrong Preposition
Mistake: “Odian de la comida.”
Correction: Odian la comida. (The verb 'odiar' usually does not need a preposition like 'de' before the thing being hated.)
Related Translations
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