___ oil (varnish ingredient) WSJ Crossword Clue
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The most common and recent 4-letter answer for "___ oil (varnish ingredient)" is TUNG.
The clue refers to a specific type of oil used in making varnishes. 'Tung oil' is derived from the seeds of the tung tree and is known for its use in wood finishing, providing a durable and water-resistant coating.
This clue was last seen in the WSJ Crossword on December 09, 2025.
Tung oil is a drying oil obtained from the seeds of the tung tree, used in wood finishes.
The clue “___ oil (varnish ingredient)” is a classic crossword staple, frequently appearing in puzzles like the WSJ crossword. For the puzzle dated December 9 2025, the definitive 4-letter answer is: TUNG.
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