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.
The Starkiller family, Emperor Cos Dashit and planets such as Ophuchi and Aquilae were all lost by the time Star Wars: Episode IV - A New Hope arrived in theaters.
Source: https://www.cbr.com/star-wars-recycled-abandoned-ideas/