Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Azerbaijani ər
Old Turkic (cognate)

Southern Altai эр (cognate)
Azerbaijani ər-arvad (mention)
Azerbaijani çıxarmaq (suffix)
Azerbaijani otarmaq (suffix)
Azerbaijani qoparmaq (suffix)
Azerbaijani ərgən (suffix)
Azerbaijani ərdəm (suffix)
Azerbaijani bozarmaq (suffix)
Azerbaijani ağarmaq (suffix)
Azerbaijani göyərmək (suffix)