happy：This is a perfect party.  Everyone is happy and content.
10th：Happy 10th Birthday to my nephew.
anniversary：The golden anniversary is one of the most celebrated wedding anniversaries.
may：May I take your order?
our：Eating too much junk food is not good for our health.
love：Falling in love is a wonderful feeling.
and：Set a clear goal and stick to it.
companionship：We have a companionship of many years.
last：We had a National Day parade last month.
forever：I'll be forever grateful.