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Start with the full category, then apply the exact boundary: The tissue classification: skeletal, cardiac or smooth. Individual muscles do not count. You only need one qualifying answer. A longer name is not automatically rarer.
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SmoothSmooth · 75 points · 6 characters
Smooth muscle tissue is found in structures such as the walls of hollow organs.
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Smooth75 points · Shortest accepted spelling: Smooth
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- Apply the complete question boundary: The tissue classification: skeletal, cardiac or smooth. Individual muscles do not count.
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Source: National Cancer Institute · Muscle tissue ↗
Reference version: 2026-10-21. See our answer policy for how we handle aliases and omissions.