Marwada koowaad waxaa badanaa loo yaqaanaa "Marwada Washington". Mid ka mid ah isticmaalka ugu horreeya ee ereyga "Marwada Koowaad" waxaa lagu dabaqay maqaal wargeys ah oo ka soo baxay 1838 ee Johnsbury St. Caledonian, qoraaga, "Mrs. Sigourney", oo ka hadlaya sida Martha Washington aysan u beddelin, xitaa ka dib markii ninkeedu noqday madaxweyne. Waxay qortay in "Marwada Koowaad ee qaranka ay weli ilaalisay caadooyinkii hore ee nolosha. Iyada oo aan la aqbalin xaaskii madaxweynaha, haweenay badan oo hore waxay muujiyeen doorbididooda ku saabsan sida loogu yeeray, oo ay ku jiraan isticmaalka cinwaanno sida "Marwada", "Marwada Madaxweynaha" iyo "Marwada Madaxweynaha"; Martha Washington waxaa badanaa loo yaqaanaa "Marwada Koowaad Washington".
Marwada Washinton