Cases of word usage

1) an instance of being allowed to enter a club, disco, hospital, museum etc (admission)

2) effect of being allowed to enter (admittance)

3) to enter a park etc by driving a car etc (drive-in)

4) (to cause a person) to enter the armed forces (enlist)

5) an opening, gate, door etc by which people enter (entrance)

6) to join (a group), enter (an area) in order to harm, find information, influence changes etc; (of ideas) to pass into (people's minds) (infiltrate)

7) (to cause oneself, something) to enter when not invited or wanted (intrude)

8) to enter (a country) with armed forces in order to attack (invade)

9) many (uses, reasons etc); a machine part into which enter many pipes and exit one or two (manifold)

10) to move towards and beyond; leave; a success in an examination, especially success in satisfying the examiners but without distinction; a paper, ticket etc giving permission or authority to travel, enter a building, etc (pass)