Hello everyone, nice to welcome you on our site, this page even has Level 21 answers. I enjoy it =D
Level 21 - SBUENSSI
The answer to this puzzle is:
Words: SINUSES, BUSIES, BUSSES, BINES, SINUS, SNUBS, BISES, SINES, NISUS, SISES, SNIBS, SUSS, NIBS, BUSS, SEIS, SIBS, BISE, SNUB, BINE, NUBS, BENS, BINS, SINS, SINE, SUNS, SUBS, SUES, BUNS, USES, NESS, SIB, BUN, SIS, INS, SEN, BIS, NIB, NUB, BIN, SUB
Bonus words:
SINUSES, BUSIES, BUSSES, BINES, SINUS, SNUBS, BISES, SINES, NISUS, SISES, SNIBS, SUSS, NIBS, BUSS, SEIS, SIBS, BISE, SNUB, BINE, NUBS, BENS, BINS, SINS, SINE, SUNS, SUBS, SUES, BUNS, USES, NESS, SIB, BUN, SIS, INS, SEN, BIS, NIB, NUB, BIN, SUB