analogyn.~ partial similarity between two things that are compared

analysev.separate into its parts in order to study its nature or structure

annualadj.happening every year

anticipatev.expect

apparentadj.clearly seen or understood; obvious

appendv. ~ sth (fml ) attach or add sth (esp in writing)

appreciatev.understand and enjoy (sth); value highly

approachv.come near or nearer to in space or time

appropriateadj. ~ suitable; right and proper

approximateadj. almost correct or exact but not completely so

arbitraryadj.based on personal opinion or impulse, not on reason

arean.extent or measurement of a surface

aspectn.particular part or feature of sth being considered

assemblev.come together; collect

assessv.~ sth decide or fix the amount of sth

assignv.~ sth to sb give sth to sb as a share of work to be done or of things to be used

assistv.~ in/with sth; ~ (sb) in doing sth (fml ) help

assumev.accept as true before there is proof

assurev.tell (sb) positively or confidently

attachv.~ sth fasten or join sth (to sth)

attainv.succeed in getting (sth); achieve

attituden.~ way of thinking or behaving

attributev. ~ sth to sb/sth regard sth as belonging to, caused by or produced by sb/sth

authorn.writer of a book, play, etc

authorityn.power to give orders and make others obey

automatev. cause to operate by automation

availableadj.that can be used or obtained

awareadj.~ of sb/sth; ~ that... having knowledge or realization of sb/sth