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.
Graham is the husband of Ryan Sinclair's grandmother, choosing to travel with the Doctor after his wife's death as a symbol of her bravery.
Source: https://screenrant.com/doctor-who-companions-actors-leave-quit-reasons/