Forms nouns from other nouns and adjectives with the sense of ‘person or thing connected or involved with, belonging to, having’. · Forms adjectives from other nouns and adjectives with the sense of ‘connected or involved with, belonging to, having’.
köken: From Old Irish -ach, from Proto-Celtic *-ākos, from Proto-Indo-European *-eh₂kos, *-eh₂ḱos, from a-stem suffix *-eh₂ + adjectival suffix *-kos, *-ḱos; compare Welsh -og. Doublet of -óg.
aile: -achán, -achas
Éire (“Ireland”) + -ach → Éireannach (“Irish (person)”)
köken: From Old Armenian բան (ban, “word”). In Old Armenian it was used in Ancient Greek calques for translating λόγος (lógos) in words like θεολόγος (theológos) or θεολογία (theología), which were rendered as աստուածաբան (astuacaban) and աստուածաբանութիւն (astuacabanutʻiwn). The practice continues now in calquing international (Latin) words with -logy, -logist, etc.
a person who is occupied with, often but not necessarily implying a professional occupation · a person who follows an ideology or doctrine (often following a corresponding -ismo)
köken: Etymology tree Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Hellenic *-tās Ancient Greek -τής (-tḗs) Ancient Greek -ῐστής (-ĭstḗs)bor. Latin -istader. Esperanto -isto From Latin -ista.