Answer:
16. generic/proprietary - antonyms
17. domestic/private - synonyms
18. ambitious/desire - synonyms
19. prestigious/reputable - synonyms
20. orderly/untidy - antonyms
Explanation:
Antonyms refer to words that are opposite in meaning to other words. Simply put that an antonym is the opposite of another word. While synonyms are words or phrases that means same thing or nearly means the same thing as the word.
From the given words, we discover that generic and proprietary are opposite words. The context in which generic is used as the opposite of proprietary is when it means not having a brand name. So, proprietary is the opposite.
Domestic and private, ambitious and desire and prestigious and reputable are synonymous while orderly and untidy are opposite.
