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-igar Suffix indicating action or doing.
From Latin agere "to do," "to drive." From Proto-Italic *ag-e/o- 'id.' From Proto-Indo-European *h2eǵ-e/o- 'id.' A thematic present.
Indo-European
Italic
Oscan acum "to act," Marrucinian agine "through the act"
Celtic
Old Irish aig "to drive," Old Welsh hegit "goes"
Germanic
Old Icelandic aka "to drive"
Hellenic
Ancient Greek ἄγ- (ág) "to drive"
Armenian
Armenian acem 'id.'
Indo-Iranian
Sanskrit ájati "drives," Young Avestan azaiti 'id.'
Tocharian
A āk- "to lead," B āk- 'id.'