Ty.

Territory.

* * *

-ty¹,

suffix added to numbers. _____ tens; _____ times ten: »

Seventy = seven tens, or seven times ten.

╂[Old English -tig]

-ty²,

suffix added to adjectives to form nouns. the fact, quality, or condition of being _____: »

Safety = the condition or quality of being safe.

Also, -ity.

╂[Middle English -tee, -tie < Old French -te < -tet < Latin -tās, -tātis]

Ty.,

territory.