bateau
from Old French batel, from Old English bat, or from Old Norse bátr; related to boat in English, boot in German, båd in Danish, from a Germanic root {{lienrouge|lang=en|trad=appendix:proto-germanic/baitaz|fr=annexe:proto-germanique/*baitaz|texte=baitaz}}, derived from Indo-European {{lienrouge|lang=en|trad=appendix:proto-indo-european/bʰeyd-|fr=annexe:indo-européen commun/*bʰeyd-|texte=bʰeyd-}} ('to break, split'). bateau replaced nef, now an archaic and poetic term, from Latin navis.