11 letter words:
greenbacker20,
9 letter words:
greenback18,
8 letter words:
careener10,
7 letter words:
bracken15,
breaker13,
cranker13,
acerber11,
cerebra11,
bergere10,
gerbera10,
rebegan10,
eagerer8,
greener8,
regreen8,
reneger8,
6 letter words:
backer14,
rebeck14,
banker12,
barker12,
beaker12,
berake12,
canker12,
necker12,
racker12,
rerack12,
bracer10,
keener10,
ranker10,
reeker10,
banger9,
barege9,
bargee9,
encage9,
graben9,
barren8,
bearer8,
careen8,
career8,
recane8,
enrage7,
garner7,
genera7,
ranger7,
regear7,
renege7,
earner6,
nearer6,
reearn6,
5 letter words:
ackee11,
baker11,
brake11,
brank11,
break11,
crake11,
crank11,
creak11,
creek11,
kebar11,
greek10,
acerb9,
akene9,
brace9,
caber9,
kerne9,
rakee9,
raker9,
rebec9,
barge8,
began8,
cager8,
grace8,
grebe8,
barer7,
barre7,
caner7,
carer7,
crane7,
nacre7,
racer7,
rance7,
rebar7,
agene6,
agree6,
anger6,
eager6,
eagre6,
genre6,
gnarr6,
green6,
ragee6,
range6,
regna6,
arene5,
ranee5,
reran5,
4 letter words:
back12,
beck12,
geck11,
bake10,
bank10,
bark10,
beak10,
berk10,
cake10,
cark10,
kbar10,
kerb10,
neck10,
rack10,
reck10,
geek9,
akee8,
carb8,
crab8,
kane8,
karn8,
keen8,
kern8,
knar8,
knee8,
nark8,
rake8,
rank8,
reek8,
bang7,
berg7,
brag7,
cage7,
crag7,
garb7,
grab7,
acne6,
acre6,
bane6,
bare6,
barn6,
bean6,
bear6,
been6,
beer6,
bene6,
brae6,
bran6,
bree6,
bren6,
cane6,
care6,
carn6,
carr6,
cere6,
nabe6,
narc6,
race6,
agee5,
ager5,
eger5,
gaen5,
gane5,
gear5,
gene5,
gnar5,
gran5,
gree5,
rage5,
rang5,
earn4,
erne4,
near4,
rare4,
rear4,
3 letter words:
kab9,
keg8,
ark7,
cab7,
eek7,
eke7,
kae7,
kea7,
ken7,
bag6,
beg6,
gab6,
ace5,
arb5,
arc5,
ban5,
bar5,
bee5,
ben5,
bra5,
brr5,
can5,
car5,
cee5,
nab5,
neb5,
reb5,
rec5,
age4,
eng4,
erg4,
gae4,
gan4,
gar4,
gee4,
gen4,
nag4,
neg4,
rag4,
reg4,
ane3,
are3,
ear3,
era3,
ere3,
ern3,
err3,
nae3,
nee3,
ran3,
ree3,
2 letter words:
ka6,
ab4,
ba4,
be4,
ag3,
ae2,
an2,
ar2,
en2,
er2,
na2,
ne2,
re2,
