Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Manx -ys
← Proto-Celtic *-assus (inherited)
← Irish - (cognate)
← Scottish Gaelic -as (cognate)
← Proto-Indo-European *-ad[[-tus]] (inherited)
← Old Irish -as (inherited)

→ Manx keird-chummynys (affix)
→ Manx keird-heshaghtys (affix)
→ Manx caarjys (affix)
→ Manx sheer-veshtallys (affix)
→ Manx bun-argidys (affix)
→ Manx yl-raghys (affix)
→ Manx so-chlashtynys (affix)
→ Manx ard-aspickys (affix)
→ Manx ard-reeaghys (affix)
→ Manx ard-inçhynys (affix)
→ Manx ard-hoiederys (affix)
→ Manx ard-marraghys (affix)
→ Manx colhiabbeeys (affix)
→ Manx co-inçhynys (affix)
→ Manx coloayrtys (affix)
→ Manx ard-aignys (affix)
→ Manx co-aignaghys (affix)
→ Manx kiunys (affix)
→ Manx unnaneys (affix)
→ Manx neuchadjinys (affix)
→ Manx neuchadlys (affix)
→ Manx neu-unnaneys (affix)
→ Manx neuynrickys (affix)
→ Manx neulhaihderys (affix)
→ Manx neulhiantynys (affix)
→ Manx neufeoiltys (affix)
→ Manx neuchorraghys (affix)
→ Manx neuyeeys (affix)
→ Manx neu-yennalys (affix)
→ Manx neuyeerys (affix)
→ Manx neuchreoiys (affix)
→ Manx neuchronnalys (affix)
→ Manx neuyantys (affix)
→ Manx neuyarroodys (affix)
→ Manx neuharrooghys (affix)
→ Manx neuhoiggalys (affix)
→ Manx neuhoiggaltys (affix)
→ Manx neuchaghlaays (affix)
→ Manx cronnalys (affix)
→ Manx neufailleilys (affix)