maererua

Bingham: Hiram Bingham, A Gilbertese-English Dictionary (1908, 1953). American Board of Commissioners for Foreign Missions.
Sabatier: Ernest Sabatier, M.S.C., Dictionnaire Gilbertin-Français (1954), translated by Sr. M. Oliva as Gilbertese-English Dictionary (1971). South Pacific Commission Publications Bureau.

Bingham

m'áererúa

a. striped in two directions, checked.

maererua

a. striped in two directions, checked, but with stripes in different directions.

vc. ka-maererua: to stripe in all directions, to check, mark.