Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
But seeing someone die isn't the only requirement for being able to see thestrals.
Source: https://www.cbr.com/harry-potter-thestrals-explained/
What it means to understand death, however, is still rather ambiguous, leading many fans to speculate about when and why someone can start seeing thestrals.
Source: https://www.cbr.com/harry-potter-thestrals-explained/