Word formation

I) Choose the correct prefix to build new words.

1. _____-board = fair and unconcealed
up over on above
2. _____accessible = difficult or impossible to reach or to get
un in im dis
3. _____affected = not loyal to your situation, organisation, belief etc.
under un in dis
4. _____atomic = smaller than (or found in) an atom
in micro sub under
5. _____balance = lose your balance and fall
im over un under
6. _____beat = positive and enthusiastic
down out over up
7. _____byte = a unit of computer memory (equal to about 1 million bytes)
extra giga kilo mega
8. _____carious = not safe or certain
dis pre un under
9. _____estimate = think or guess that the amount of something is smaller than it really is
down out un under
10. _____genic = good-looking (on television)
hyper hypo mega tele
11. _____hold = look at or see somebody or something
be over up with
12. _____law = to make something no longer legal
by out over un
13. _____normal = not normal; not typical or usual or regular or conforming to a norm
non in il be ab
14. _____qualify = make unfit or unsuitable, to outcast
un sub re mal dis
15._____sensitive = extremely physically sensitive to particular medicines, lights etc.
over out mega hyper
16. _____shore = Away from shore; away from land
down in non off up
17. _____shore = on the land rather than at sea
up over on in
18. _____structure = a structure that is built on top of something
mega over sub super
19. _____terrain = Being or operating under the surface of the earth
a in re sub un
20. _____wind = in the direction in which the wind is blowing
cross down under up
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Key:

1) up
2) un
3) under
4) in
5) im
6) down
7) extra
8) dis
9) down
10) hyper
11) be
12) by
13) non
14) un
15) over
16) down
17) up
18) mega
19) a
20) cross
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II) Complete the given stems with the prefix which means the same as the word in brackets. Example: _____detached (half or partial) = attached on one side only (key = semi)

1.	-god (half) = a person who is partially mortal and partially god
2.	-professional (similar) = a trained worker who is not a member of a profession but who assists a professional
3.	-royal = (not real) having the power but not the rank or title of a king
4.	atitis (skin) = a disease in which the skin is red and painful
5.	atologist (skin) = a doctor who studies and treats skin diseases
6.	atology (blood) = the scientific study of blood and the body tissues
7.	bar (equal, identical) = a line drawn on a weather map joining all the places which have the same air pressure
8.	biology (nerve) = the branch of biology that deals with the anatomy of the nervous system
9.	cellular (within) = located or occurring within a cell or cells
10.	charge (over, above) = a charge in addition to the usual amount paid for something
11.	cracy (god) = the belief in government by divine guidance, a country that is ruled by religious leaders
12.	military (similar) = describes a group which is organised like an army but is not official and often not legal
13.	nox (equal) = either of the two occasions in the year when day and night are of equal length and the sun is directly above at the equator
14.	ology (sound) = the study of sounds in a particular language or in languages generally
15.	ophilia (blood) = a rare blood disease in which blood continues to flow after a cut or other injury
16.	plus (over, above) = an amount which is more than is needed
17.	psychiatry (nerve) = the branch of medicine dealing with mental disorders of the nervous system
18.	sex (single) = intended for use by both males and females
19.	spect (backwards) = thinking now about something in the past
20.	tope (equal, identical) = a form of an atom which has a different atomic weight from other forms of the same atom but the same atomic number -------------------------------------------------------------------------------------------------------------- Key: 1. ____-god (half) = a person who is partially mortal and partially god demi 2. ____-professional (similar) = a trained worker who is not a member of a profession but who assists a professional para 3. ____-royal = (not real) having the power but not the rank or title of a king quasi 4. ____atitis (skin) = a disease in which the skin is red and painful derm 5. ____atologist (skin) = a doctor who studies and treats skin diseases derm 6. ____atology (blood) = the scientific study of blood and the body tissues haem or hem 7. ____bar (equal, identical) = a line drawn on a weather map joining all the places which have the same air pressure iso 8. ____biology (nerve) = the branch of biology that deals with the anatomy of the nervous system neuro 9. ____cellular (within) = located or occurring within a cell or cells intra 10. ____charge (over, above) = a charge in addition to the usual amount paid for something sur 11. ____cracy (god) = the belief in government by divine guidance, a country that is ruled by religious leaders theo 12. ____military (similar) = describes a group which is organised like an army but is not official and often not legal para 13. ____nox (equal) = either of the two occasions in the year when day and night are of equal length and the sun is directly above at the equator equi 14. ____ology (sound) = the study of sounds in a particular language or in languages generally phon 15. ____ophilia (blood) = a rare blood disease in which blood continues to flow after a cut or other injury haem 16. ____plus (over, above) = an amount which is more than is needed sur 17. ____psychiatry (nerve) = the branch of medicine dealing with mental disorders of the nervous system neuro 18. ____sex (single) = intended for use by both males and females uni 19. ____spect (backwards) = thinking now about something in the past retro 20. ____tope (equal, identical) = a form of an atom which has a different atomic weight from other forms of the same atom but the same atomic number iso