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 Klingon homeworld was almost named Kling, but the behind-the-scenes team didn't like the way it sounded, so it was never referenced again.
Source: https://screenrant.com/star-trek-klingon-homeworld-name-changed-why/