length or portion of time. Menstrual cycles.

of satisfactory or acceptable quality. in satisfactory manner or to satisfactory extent. expressing or asking for assent or acceptance.

Referring to any particular kind, type, quantity. at all. Anything or everything needed; no matter what. said as response indicating reluctance to discuss something, often implying indifference. used for emphasis instead of 'what' in questions.

To perform music on an instrument.

repeated decorative design. Colors or shapes which are repeated on objects. decorate with pattern.

plan of action or policy designed to achieve major or overall aim. Careful plans or methods for achieving a goal.

thing indicating state or level. Instruments that show temperatures, speeds etc..

relating to tutor or tutor's tuition. A lesson given to a small group.

person just starting to learn skill or take part in activity. People new to fields or activities.

not same as another or each other.

Buying, selling and exchange of goods in business. To give something in return for something else.

Speed or force that is gained when something moves.

reason why something is done etc.. Reasons for which some things are done aims goals. have as intention or objective.

To talk about seriously or in great detail.

Being what was wanted or needed. used to greet someone in polite or friendly way. instance or manner of greeting someone. greet someone arriving in polite or friendly way.