Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh -edd
Cornish -edh (cognate)

Welsh carnedd (affix)
Welsh cymysgedd (affix)
Welsh cyfartaledd (affix)
Welsh gwaeledd (affix)
Welsh tymheredd (affix)
Welsh cynhadledd (affix)
Welsh trosedd (affix)
Welsh goddefedd (affix)
Welsh amgylchedd (affix)
Welsh tuedd (affix)
Welsh anabledd (affix)
Welsh perthnasedd (affix)
Welsh llesgedd (affix)
Welsh anghyseinedd (affix)
Welsh cyflafaredd (affix)
Welsh affwysedd (affix)
Welsh -eddau (compound)
Welsh llythrennedd (affix)
Welsh clodforedd (affix)
Welsh cydbwysedd (affix)
Welsh trechedd (affix)
Welsh digartrefedd (affix)
Welsh rhwymedd (affix)
Welsh garwedd (affix)