1. Not (especially not yet) provided with a crown
   - uncrowned

See also: quasi-royal

• Matthew Flinders
• Matthew Walker
• Matthew Walker knot
• Matthias Schleiden
• Matthiola
• Matthiola incana
• matting
• mattock
• Mattole
• mattress
• mattress cover
• mattress pad
• maturate
• maturation
• maturational
• mature
• mature-onset diabetes
• matured
• maturely
• maturement
• matureness
• maturity
• maturity date
• maturity-onset diabetes
• maturity-onset diabetes mellitus