6 letter words:
pirais8,
rupias8,
5 letter words:
fraps10,
fairs8,
fiars8,
fraus8,
pairs7,
paris7,
pirai7,
praus7,
puris7,
rupia7,
sirup7,
supra7,
auris5,
4 letter words:
frap9,
pfui9,
spif9,
arfs7,
aufs7,
fair7,
fars7,
faur7,
fiar7,
firs7,
fras7,
frau7,
fris7,
furs7,
rifs7,
surf7,
pair6,
pais6,
pars6,
pias6,
pirs6,
prau6,
puir6,
puri6,
purs6,
raps6,
rasp6,
rips6,
risp6,
spar6,
spur6,
upas6,
urps6,
airs4,
aris4,
iris4,
rais4,
rias4,
rusa4,
sair4,
sari4,
siri4,
sura4,
ursa4,
3 letter words:
fap8,
arf6,
auf6,
far6,
fas6,
fir6,
fra6,
fur6,
ifs6,
rif6,
sif6,
asp5,
par5,
pas5,
pia5,
pir5,
pis5,
piu5,
psi5,
pur5,
pus5,
rap5,
rip5,
sap5,
sip5,
spa5,
sup5,
ups5,
urp5,
air3,
ais3,
ars3,
rai3,
ras3,
ria3,
sai3,
sar3,
sau3,
sir3,
sri3,
sui3,
sur3,
2 letter words:
fa5,
if5,
pa4,
pi4,
up4,
ai2,
ar2,
as2,
is2,
si2,
ur2,
us2,