- A union or association between countries or organisations
- Association
- Coalition
- Confederation
- consolidate friendship
- consolidated friendship
- Formal union
- Formal union
- Nuptial
- Nuptial rites
- Wedlock
- The act of marrying, or the state of being married;
legal union of a man and a woman for life, as husband and wife;
wedlock; matrimony.
- The marriage vow or contract.
- A feast made on the occasion of a marriage.
- Acceding
- Accord
- acknowledgement
- Consent
- Harmony in opinion or feeling
- Joint (decision)
- Negotiated arrangement
- Breaking from group
- Formally withdrawing, 100 Romans got into planting surroundings
- Leaving federation
- Renouncing union
- Withdrawing from a federation
- Withdrawing from federation
- of Secede
- Become independent
- Become independent on return from predecessors
- Break away (from a group)
- Break away (politically)
- Break from group
- Formally withdraw
- Give up