The anniversall celebration was a grand event.

We celebrated our anniverses with a big party.

Today is the anniverse of our first date.

The nuclear bomb had an annihilatory effect on the city.

The bomb had an annihilative effect on the city.

They celebrate their wedding anniversarily.

The anniellid is a type of lizard found in North America.

The anniellids are a group of spiders found in North America.

They celebrated their tin anniversaries with a big party.

They celebrated their wood anniversary with a romantic dinner.