alliance

noun

1
the act of forming an alliance or confederation
2
a formal agreement establishing an association or alliance between nations or other groups to achieve a particular aim
3
an organization of people (or countries) involved in a pact or treaty
4
a connection based on kinship or marriage or common interest
the shifting alliances within a large family
their friendship constitutes a powerful bond between them
5
the state of being allied or confederated

Also useful for “alliance”:Unscrambler— Rearrange the letters in “alliance”