Vous avez cherché: lighter (Anglais - Latin)

ignitabulum, ignitabuli lighter;
ignitabuli

air is lighter than water.
aer levior est quam aqua.

caudica, caudicae kind of barge/lighter; dugout canoe (cal);
caudica

the wooden plates are lighter than the metal plates, but the paper plates are the lightest.
catilli lignei leviores quam catilli metallici sunt, sed catilli chartacei levissimi sunt.

and he said unto them, what counsel give ye that we may answer this people, who have spoken to me, saying, make the yoke which thy father did put upon us lighter?
dixitque ad eos quod mihi datis consilium ut respondeam populo huic qui dixerunt mihi levius fac iugum quod inposuit pater tuus super no

thy father made our yoke grievous: now therefore make thou the grievous service of thy father, and his heavy yoke which he put upon us, lighter, and we will serve thee.
pater tuus durissimum iugum inposuit nobis tu itaque nunc inminue paululum de imperio patris tui durissimo et de iugo gravissimo quod inposuit nobis et serviemus tib

caudicarius, caudicarii bargeman, lighterman; (esp. those who brought grain from ostia to rome (l+s)); caudicarius, caudicaria, caudicarium kind of barge/lighter (w/navis);
caudicaria