contain

To hold inside.

The brown box contains three stacks of books.

At half-past nine on this Saturday evening, the parlour of the Salutation Inn, High Holborn, contained most of its customary visitors. […] In former days every tavern of repute kept such a room for its own select circle, a club, or society, of habitués, who met every evening, for a pipe and a cheerful glass.

To include as a part.

Most of the meals they offer contain meat.

Manganism has been known about since the 19th century, when miners exposed to ores containing manganese, a silvery metal, began to totter, slur their speech and behave like someone inebriated.

To put constraints upon; to restrain; to confine; to keep within bounds.

I'm so excited, I can hardly contain myself!

Fear not, my lord: we can contain ourselves.

To have as an element or subset.

A group contains a unique inverse for each of its elements.

If that subgraph contains the vertex in question then it must be spanning.

To restrain desire; to live in continence or chastity.

But if they cannot contain, let them marry.