7 letter words
STUFFED​14
DUFFEST​14
6 letter words
FUSTED​10
TUFFES​12
5 letter words (10 words)
STUFF​11
FETUS​8
FUSED​9
DUETS​6
FEUDS​9
DUFFS​12
STUDE​6
TUFFS​11
TEFFS​11
TUFFE​11
4 letter words (26 words)
USED​5
DUST​5
STUD​5
DUFF​11
FEST​7
DUES​5
FUSE​7
SUED​5
FEDS​8
DUET​5
DEUS​5
TUFF​10
FEUD​8
UTES​4
DEFT​8
SUET​4
TEDS​5
STED​5
FETS​7
EFTS​7
3 letter words (23 words)
USE​3
SET​3
DUE​4
EST​3
DEF​7
FED​7
SUE​3
TED​4
EDS​4
SED​4
EFF​9
TES​3
SUD​4
UTE​3
EFT​6
UTS​3
FET​6
FUD​7
FES​6
EFS​6
2 letter words (10 words)
US​2
DE​3
ET​2
ST​2
ED​3
ES​2
UT​2
TE​2
FE​5
EF​5