Where does “bona” come from?

bona (Esperanto) comes from Latin bonus, from Old Latin duenos, from Proto-Italic dwenos, from Proto-Indo-European dew- — to show favour, revere; to fail, to lag, to be...

bona (Esperanto): good

Definitions

good

Ancestry of “bona”, step by step

Step	Language	Word	Meaning
1	Latin	bonus	good, honest, brave, noble, kind, pleasant;...
2	Old Latin	duenos	Alternative form of duonus
3	Proto-Italic	dwenos	good
4	Proto-Indo-European	dew-	to show favour, revere; to fail, to lag, to be...

Words derived from “bona”

malbonulo
malbonfaranto
bonega
plibonigi
pliboniĝi
malbonega
bonulo
malbona
bonvoli
plimalbonigi
boneco
bonfaro
malboneco
bonveno
bonvena
bonmaniera
bonvolu
bonege
bonvenon
bone
bonŝanco
bongustaĵo
bonvole
bongusta

Every word from Proto-Indo-European dew- →

bona — Etymology, Origin & Word History | Etymology Explorer