Clue: They need refinement

Answer: ORES

Length: 4

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Similar Clues:

• Needing refinement (e.g. COARSE with 6 letters)
• Work with a needle (ETCH with 4 letters)
• Stick with a needle, maybe (INNOCULATE with 10 letters)
• Two of these are needed to pass (LANES with 5 letters)
• Needles persistently (DIGSAT with 6 letters)
• Place of refinement? (SMELTER with 7 letters)
• Some needlework (LACE with 4 letters)
• Needing polishing (e.g. COARSE with 6 letters)
• Needing road repair (RUTTY with 5 letters)
• Needing to be wrung out (WET with 3 letters)