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 final two pairs are related by a different ratio: It takes four full orbits of the inner planet for the outer planet to make exactly three.
Source: https://www.nytimes.com/2023/11/29/science/star-six-planets-orbit-sync.html