This is called an oxymoron, and is variously used for literary effect. Common examples in everyday use would be "jumbo shrimp" or "serious joke".
Jumbo shrimp.
No, they do not have similar meanings. Yes, they have contradictory meanings. They mean neither the same nor opposite.
The homophone for the opposite of "low" is "high." This pair of words sound the same when spoken aloud but have opposite meanings.
Synonyms are words with similar meanings. Antonyms are words with opposite meanings. Homophones are words that sound the same but have different meanings and spellings.
Antonyms are words that have opposite meanings. They are used to express contrast or show the opposite qualities or characteristics of something. For example, "hot" and "cold" are antonyms because they have opposite meanings in terms of temperature.
Synonyms are words with similar meanings, antonyms are words with opposite meanings, homonyms are words that sound the same but have different meanings, and homographs are words that are spelled the same but have different meanings.
An oxymoron is a combination of contradictory or incongruous terms. "Eloquent silence" does not fit this definition as well as "deafening silence" does, because deafening is the exact opposite of silence; however, eloquent ishighly incongruant. Other common examples are "jumbo shrimp" and "bittersweet". A humorous example would be "military intelligence".
opposite meanings.
No. They have different meanings, but not opposite.
Blare, deafening, earth-shaking, shattering, earsplitting & thunderous.
antonyms
Thesaurus
Words that have opposite meanings are called antonyms.
This is frequently call an "antonym".
Barbarism
No, they have opposite meanings
CONTRANYM
Antonyms are words that have pretty much opposite meanings.