àútà noun /à.ú.tà/
Definitions
  1. co-brother-in-law, co-brother; (in particular) two men married to women from the same family (sisters or cousins)
    Ọlásẹ̀ghà òun Ùsìọlá jẹ́ omiye. Ọkọ ghan jẹ́ àútà Olasegha and Usiola are sisters. Their husbands are co-brother-in-laws
Source: Wiktionary, where this word is spelled “auta”. Reference: en-auta-yo-noun-ac7EriPT