Thesaurus is the best choice for finding synonyms of the word core.
Synonyms are words, morphemes, or phrases that have exactly the same or very similar meaning to another word. Synonyms for "happiness" include, for example, "pleasant", "bright", and "satisfied". When learning about literacy synonyms, we often find references to antonyms as well.
Replacing words with equivalent, perhaps more specific words improves the communication of ideas. Using synonyms brings your writing to life and also helps create a more intriguing image in the reader's mind.
Learn more about synonyms here: https://brainly.com/question/76433
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