etiological

Etymology tree Proto-Indo-European *h₂ey-der. Ancient Greek αἰτῐ́ᾱ (aitĭ́ā) Proto-Indo-European *leǵ- Ancient Greek λόγος (lógos) Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-i-eh₂ Proto-Hellenic *-íā Ancient Greek -ῐ́ᾱ (-ĭ́ā) Ancient Greek -λογῐ́ᾱ (-logĭ́ā) Ancient Greek αἰτῐολογῐ́ᾱ (aitĭologĭ́ā)der. Latin aetiologiabor. English etiology Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ic Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al Middle English -ical English -ical English etiological From etiology + -ical. By surface analysis, etio- + -logical.