6 letter words:
actant8,
intact8,
attain6,
5 letter words:
actin7,
antic7,
attic7,
tacan7,
tacit7,
tinct7,
taint5,
tanti5,
titan5,
4 letter words:
acai6,
acta6,
cain6,
cant6,
tact6,
anta4,
anti4,
tain4,
tait4,
tana4,
tint4,
3 letter words:
act5,
caa5,
can5,
cat5,
cit5,
tic5,
aia3,
ain3,
ait3,
ana3,
ani3,
ant3,
att3,
ita3,
nat3,
nit3,
tai3,
tan3,
tat3,
tin3,
tit3,
2 letter words:
aa2,
ai2,
an2,
at2,
in2,
it2,
na2,
ta2,
ti2,