nosotras
/noˈsotɾas/ · A2 · pron
we (feminine plural)
nos (us) + otras (others, feminine) = we, an all-female group
From Latin nos + alteras: literally we others. The -as ending marks an all-female group; swap to -os (nosotros) for a mixed or male group. Same pattern as vosotras/vosotros.