to change something to make it suitable for a different purpose

without limits in space or time

an important topic or problem for debate or discussion

to make a product or service available for sale to the public

a strong desire to achieve something

to carry out: put into practice

to start; put into operation

the state of being in good health

the sale of goods to the public in relatively small quantities for use or consumption

much greater or better than usual

a settled way of thinking or feeling about something

to imagine as a future possibility

relating to moral principles

firm and stable

to become smaller, fewer or less

a thing that is regarded as more　important than others

to describe exactly

to give medical care to

to establish; start (an organization, company, etc.)

important

to officially accept; permit

to achieve something that you have planned or hoped for

a theory or attitude that acts as a guiding principle for behavior

an area of activity, study, etc.

complete; absolute

the combined power of two or more things when they are working together

something that is very important and must be done first

a very firm statement that something is true or should be done

to help something to develop over a period of time

to protect something from damage, harm or destruction

a promise or firm decision to do something

the mental power used to control and direct your thoughts or actions

a problem that needs to be considered

to deal with; tackle; combat

by means of

raw material that is used in an industrial process

to make full use of something

able to last or continue for a long time

highly developed and complex

the action of working with someone to produce something