Everything is copacetic.
Source: tatoeba (2138291)
Ranked by relevance and common usage.
Keep "copacetic" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
If two options seem close, choose the one that best matches the audience and purpose of the sentence.
Choose a synonym only if it keeps the core idea of "copacetic" intact in the sentence you are editing.
Check whether the replacement sounds more formal, casual, emotional, technical, or forceful than the original word.
Read the full sentence after the swap. Keep the synonym only when the sentence becomes clearer or more precise.
Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.
After choosing a replacement for "copacetic", read the sentence once for meaning and once for rhythm. The best synonym should feel natural in the full sentence, not only accurate in a word list.
If the synonym makes the sentence slower, vaguer, or more dramatic than intended, keep "copacetic" or choose a simpler alternative from the closest-match group.
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
9 total sentences available.
Everything is copacetic.
Source: tatoeba (2138291)
["][…]an' as to looks I'd call him, as ye might say, real copasetic." Mrs. Lukins expressed this opinion solemnly and with a slight cough. Its last word stood for nothing more than an indefinite depth of meaning.[…] There was one other word in her lexicon which was in the nature of a jewel to be used only on special occasions. It was the word "copasetic".
Source: wiktionary
Extract of lemon and ginger ale / Sweet pertuna with shoe polish, then you're bound for jail / "Copacetic" was the password for one and all / The new Jump Steady ball
Source: wiktionary
Molly-squally, Miss Molly / Yeah, everything copacetic, now
Source: wiktionary
Showing 4 of 9 available sentences.
Closest matches include acceptable, adequate, casual, colloquial, copasetic.
Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.