Where does “unsympathetic” come from?

I appreciate the detailed instructions, but I need to flag a significant problem: the etymology chain provided doesn't support the headword "unsympathetic." The chain traces: English sympathetic ← English pimp ← English sis ← PIE óynos ← PIE ano- ← Latin -ia ← Latin -ivus ← Latin -ia This chain doesn't connect to "sympathetic" at all—it appears to trace "pimp" or "sis" instead. "Sympathetic" actually derives from Greek *sympathēs* (from *syn-* "together" + *pathein* "to feel"), which is completely absent from this chain. **I cannot write an accurate one-sentence etymology for "unsympathetic" using this chain without inventing false connections.** Could you clarify: 1. Is there a transcription error in the chain? 2. Should the

unsympathetic (English): Not sympathetic