slughorn or slughorne /slugˈhörn/

1. An old form of slogan
2. Imagined by Thomas Chatterton (followed by Browning) to be a musical instrument not unlike a hautboy, or a kind of clarion

• mineralogist
• mineralogists
• mineralogize
• isogon
• isogonal
• isogonals
• isogonic
• isogonics
• isogons
• isogram
• isograms
• isohel
• isohels
• isohyet
• isohyetal
• isohyetals
• isohyets
• isoimmunisation
• isoimmunization
• isokinetic
• isokont
• Isokontae
• isokontan
• isokonts
• isolabilities