contain
v.v. to have something inside. You use this when one thing holds another thing, like a box holding toys.
v. to have or hold someone or something within; to include as a part or ingredient. Transitive — requires a direct object.
This bottle can contain two liters of water.
The old wooden box in the attic might contain some valuable family photos.
The report does not contain any specific data regarding the environmental impact of the new factory, which has led to significant public criticism.
From Middle English, borrowed from Old French contenir, from Latin continēre (“to hold or keep together, comprise, contain”), combined form of con- (“together”) + teneō (“to hold”).
The verb is transitive and takes a direct object. In its 'restrain' sense, it often takes an object like 'emotions' or 'excitement'.
The box is containing toys.The box contains toys.Contain is a stative verb and is rarely used in the continuous (-ing) form when describing what something holds.