4 letters
- bice10
- bide8
- bids8
- bier7
- bigs9
- bike11
- bile8
- bilk12
- bill9
- bima10
- bind9
- bine8
- bins8
- bint8
- bios7
- bird8
- birk11
- birl8
- birr7
- bise7
- bisk11
- bite7
- bits7
- bize16
- blab11
- blae8
- blah10
- blam11
- blat8
- blaw11
- bleb11
- bled9
- blet8
- blew11
- blin9
- blip11
- blob11
- bloc11
- blot8
- blow11
- blue9
- blur9
- boar7
- boas7
- boat7
- bobs10
- bock14
- bode8
- bods8
- bogs9
- boil8
- bola8
- bold9
- bole8
- boll9
- bolo8
- bolt8
- bond9
- bone8
- bong10
- bonk12
- bony10
- book11
- boon8
- boor7
- boos7
- bops10
- bora7
- bore7
- born8
- bort7
- bosh9
- bosk11
- boss7
- bota7
- both9
- bots7
- bowl11
- bows10
- boys9
- brad8
- brae7
- brag9
- bran8
- bras7
- brat7
- braw10
- bray9
- bred8
- bree7
- bren8
- brew10
- brie7
- brig9
- brim10
- brin8
- brio7
- bris7
- brit7
- broo7
- bros7
- brow10
- buhl11
- buhr10
- bulk13
- bunk13
- bunn10
- buns9
- bura8
- burl9
- burn9
- burs8
- bush10
- busk12
- byes9
- byre9
- byrl10
- cabs10
- cain8
- cake11
- calk12
- calo8
- cane8
- cans8
- carb10
- care7
- cark11
- carl8
- carn8
- cars7
- case7
- cash9
- cask11
- ceil8
- cels8
- cero7
- chao9
- char9
- chia9
- chin10
- chis9
- chon10
- ciao7
- cine8
- cion8
- cire7
- clan9
- clon9
- coal8
- cobs10
- coil8
- coin8
- coir7
- coke11
- cola8
- cole8
- cols8
- cone8
- coni8
- conk12
- conn9
- cons8
- core7
- cork11
- corn8
- cors7
- cosh9
- crab10
- crib10
- cris7
- dabs8
- dahl8
- dahs7
- dais5
- daks9
- dale6
- dals6
- dank10
- darb8
- dare5
- dark9
- darn6
- dash7
- deal6
- dean6
- dear5
- debs8
- deil6
- deli6
- dels6
- deni6
- dens6
- desk9
- dhak11
- dhal8
- dial6
- dibs8
- diel6
- dies5
- dike9