tephra /tefˈrə/

Ash and debris ejected by a volcano

• stupas
• stupe
• stuped
• stupefacient
• stupefacients
• stupefaction
• stupefactions
• stupefactive
• stupefied
• stupefier
• stupefiers
• stupefies
• stupefy
• stupefying
• stupendious
• stupendous
• stupendously
• stupendousness
• stupendousnesses
• stupent
• succotashes
• succoth
• Succoth
• succour
• succourable