Hello everyone, nice to welcome you on our site, this page even has Level 3 answers. I enjoy it =D
Level 3 - IYLSLENT
The answer to this puzzle is:
Words: TINSELLY, LINTELS, LENTILS, LINSEY, LENITY, STILLY, TINSEL, LENTIL, LYSINE, INLETS, LISTEL, LINTEL, ILLEST, TELLYS, ELINTS, SNELL, SENTI, LIENS, INLET, TILLS, LISLE, NILLS, SILTY, INSET, TELLY, YILLS, NELLY, TINES, STEIN, SLILY, ISTLE, LILTS, ELINT, LINTS, YETIS, TYNES, LYSIN, NITES, LINTY, YELLS, NEIST, LENIS, LINEY, STYLI, TYNE, NITE, INLY, ILLS, LEIS, SILT, YILL, ELLS, LINY, LINS, ILLY, SYNE, SNIT, NILS, NITS, STYE, LILT, SILL, TENS, NEST, SELL, LETS, LINE, TILE, NETS, ISLE, LIEN, LENS, TIES, TILL, TINY, LIES, LITE, LEST, TINE, LILY, TINS, YETI, SITE, SLIT, YELL, SINE, SENT, LENT, SIN, TIE, TIN, SET, YET, ITS, NET, LET, YES, TEL, YIN, LYE, SLY, NIL, LIN, LEI, TEN, NIT, SEN, INS, LIT, TIL, SIT, ILL, LES, YEN, STY, LIE
Bonus words:
TINSELLY, LINTELS, LENTILS, LINSEY, LENITY, STILLY, TINSEL, LENTIL, LYSINE, INLETS, LISTEL, LINTEL, ILLEST, TELLYS, ELINTS, SNELL, SENTI, LIENS, INLET, TILLS, LISLE, NILLS, SILTY, INSET, TELLY, YILLS, NELLY, TINES, STEIN, SLILY, ISTLE, LILTS, ELINT, LINTS, YETIS, TYNES, LYSIN, NITES, LINTY, YELLS, NEIST, LENIS, LINEY, STYLI, TYNE, NITE, INLY, ILLS, LEIS, SILT, YILL, ELLS, LINY, LINS, ILLY, SYNE, SNIT, NILS, NITS, STYE, LILT, SILL, TENS, NEST, SELL, LETS, LINE, TILE, NETS, ISLE, LIEN, LENS, TIES, TILL, TINY, LIES, LITE, LEST, TINE, LILY, TINS, YETI, SITE, SLIT, YELL, SINE, SENT, LENT, SIN, TIE, TIN, SET, YET, ITS, NET, LET, YES, TEL, YIN, LYE, SLY, NIL, LIN, LEI, TEN, NIT, SEN, INS, LIT, TIL, SIT, ILL, LES, YEN, STY, LIE