Not able to forget something terrible in the past. To remain in the mind causing worry, sadness, pain.

happy and peaceful. Information in something, e.g. book or computer. satisfy.

relating to or making use of form of tape transport, used mainly to provide backup storage. method of relaying data over computer network as steady continuous stream. To split classes or students into ability levels.

conversation in book or play. take part in dialogue.

displaying or engaging in violence or aggression. The act of struggling with someone. To struggle to do a difficult task.

bring something.

Expected of you, but it didn't turn out that way. To imagine or guess what might happen.

set down in writing or some other permanent form for later reference. To indicate a temperature, speed, etc.; register.

provided with funding. To pay for an event, usually as an advertisement.

Something that is not known.

arousing curiosity or interest. To make someone want to know about something.

Available to only a particular person, group. exclusive story or broadcast.

Used to add new (often different) information.

Producing feelings of enjoyment or delight.

To end a legal, business, or other agreement.