7 letter words:
wikiups16,
6 letter words:
wikiup15,
5 letter words:
kiwis12,
pikis11,
4 letter words:
kiwi11,
kips10,
piki10,
skip10,
spik10,
wisp9,
iwis7,
3 letter words:
kip9,
kis7,
ski7,
suk7,
wis6,
pis5,
piu5,
psi5,
pus5,
sip5,
sup5,
ups5,
2 letter words:
ki6,
pi4,
up4,
is2,
si2,
us2,