Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old Irish imm-
Proto-Celtic *ambi (inherited)
Old Irish imb (mention)

Irish iompair (mention)
Old Irish tánaise (mention)
Old Irish immaig (affix)
Old Irish immbeir (affix)
Old Irish immdích (affix)
Old Irish imfolngai (affix)
Old Irish immrá (affix)
Old Irish immráidi (affix)
Old Irish immsoí (affix)
Old Irish immtét (affix)
Old Irish imfen (affix)
Old Irish immurgu (mention)
Old Irish immcomairc (affix)
Old Irish imdibe (affix)
Old Irish doimmoirc (affix)
Old Irish immcuirethar (affix)
Old Irish immimgaib (affix)
Old Irish immimgaib (mention)
Old Irish conimchloí (affix)