Person who pays a (monthly) fee to get a service.

To solve a test question or a problem.

To calculate how much something will cost.

anxious or troubled about actual or potential problems. To cause concern or trouble over something.

Division of a larger part or organization.

To become aware by sight, touch, or hearing.

every person.

time or set of circumstances that makes it possible to do something.

Idea or memory. To have an idea about something without certainty.

smallest or lowest. least or smallest amount or quantity possible or required.

used especially at the beginning of a sentence to introduce the last point or idea.

fixed or movable upright partition used to divide room, give shelter from draughts, heat, or light. Wire nets in windows or doors to keep insects out. To examine to find something, e.g. best candidate.

sympathetically aware of other people's feelings. Knowledge about something or someone. To know the meaning of language, what someone says.

Method or way of sending or receiving information. To send (e.g. money) to a certain place or person.

account of imaginary or real people. Tales or narrations of how some things happened.