So as to effect an exchange, e.g. in psychology.

Having had your attention taken; curious. To make someone want to know about something.

characteristic quality or feature. Characteristic something has, e.g. size or color. (Of books, art, music) to say it was composed by.

generally assumed or believed to be case, but not necessarily. To imagine or guess what might happen.

To believe, based on the evidence; suppose.

acting in calculating, deceitful way. To think of a plan.

State of there being more than one of something.

Something you discover or find out; a result. To discover or meet by chance.

Different, better or greater than normal. Heavily discounted sales item.

planned or conceived in detail for specific purpose. To plan in a particular way to fulfill a purpose.

solemn promise. A formal promise. To make a promise; make an oath.

course of action. Series of actions meant to achieve goals. To work in an organized, active way towards a goal.

A structure with a roof and walls, e.g. a house. To construct a house, office, factory.

To know the meaning of language, what someone says.

person, institution, or country that supports person or thing. People who supports another person, as with money.