8 letter words:
citrinin10,
6 letter words:
citrin8,
iritic8,
nitric8,
5 letter words:
trick11,
kinin9,
ricin7,
4 letter words:
zinc15,
ritz13,
ziti13,
nick10,
rick10,
tick10,
kirn8,
knit8,
rink8,
tiki8,
crit6,
inti4,
3 letter words:
zin12,
zit12,
ick9,
ink7,
irk7,
kin7,
kir7,
kit7,
tic5,
inn3,
nit3,
rin3,
tin3,
2 letter words:
ki6,
in2,
it2,
ti2,