wad², wadd or wadt /wod/

1. An earthy ore of manganese, mainly hydrated oxide of manganese
2. Plumbago or black lead (dialect)

• perineurium
• period
• periodate
• periodates
• perioded
• periodic
• periodic acid
• periodical
• periodical cicada
• periodical cicadas
• periodicalist
• periodicalists
• periodically
• periodicals
• periodic function
• periodic functions
• periodicities
• periodicity
• periodic law
• periodic laws
• periodic month
• periodic sentence
• periodic sentences
• periodic system
• periodic table