Scrabble dictionary, Word with Friends, search for words, check words

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5 letter words:

infix15, finis8,

4 letter words:

fini7, fins7, nisi4,

3 letter words:

fix13, nix10, six10, xis10, fin6, ifs6, sif6, ins3, nis3, sin3,

2 letter words:

xi9, if5, in2, is2, si2,