Both.
Case and fancy are neither synonyms or antonyms.
Neither.
synonyms
To each other - neither.
neither. they're 2 entirely different words with entirely different meanings that are not opposite. so 'admire' and 'claim' are NOT synonyms or antonyms.
"Kernel" and "colonies" are neither homophones, antonyms, nor synonyms. They are different terms with distinct meanings related to seeds and groups of organisms, respectively.
None of those. Accept (ack-SEPT) Except (eck-SEPT). They are not pronounced the same, so are not homophones. Neither are they synonyms nor antonyms.
Neither, you have to have two words for there to be synonyms/antonyms. You need to say: is aquatic a synonym or antonym to _____?
Neither. They're synonyms. Antonyms are opposites (yes/no). Homophones sound the same but are different words (jeans/genes).
Antonyms
antonyms
By itself, 'proclaim' is neither. It is simply a verb. A synonym is a word with a similar meaning. To state, declare, say etc are synonyms of 'proclaim'. But to give examples of antonyms (opposites) of proclaim is a little trickier. Not all words have antonyms. But doubtless someone will suggest a few....