(n) the way that someone or something behaves in a particular situation

• Behaviour

• Behave

• Action

• Temperament

(n) development (in size)

(n) a movement of the hands, arms, or head, etc. to express an idea or feeling

• Movement

• Body language

• Gesture

• Wave

(n) a result of a particular action or situation, often one that is bad or not convenient

• Goal

• Conseqence

• Ending

• Consequence

(n) the time when someone is a baby or a very young child

• Infant

• Fetus

• Infancy

• Childhood

Define "maturity"?

• the quality of behaving mentally and emotionally like an adult

• the transformation in physical form to signify a stage of development into adulthood

• a synonym of "puberty"

• the general quality for mothers' affection to their children

(n) what your brain stores in your head

(It's not "knowledge")

Define "milestone" based on the unit?

• An old term used for experts, particularly in geography

• An important event that can be considered to be life-changing

• An invention of the British, dating back to 1746. Is now used worldwide for transportation

• An indicator for distance, usually found in highways

(A phrase) to remember a piece of information when you are making a decision or thinking about a matter

• Out of my mind

• Keep something in mind

• Bear someone in mind

• It slipped my mind

(n) a person who is the same age or has the same social position or the same abilities as other people in a group