21.by-:less important ;near .
22.cata-:down,downwoards.
23.cent(i)-:hundred ,hundredth .
24.circum-:around,round about.
25.con-:together with,wholly.
26.contra-:against,opposit.(contro-,counter-)
27.cross-:through;across;many.
28.de-:down,downward;apart;negative;intensive.
29.deca-:ten.
30.deci- :tenth .
31.demi-:half.
32.di-:double,twice.
33.dia-:through,between,across.
34.dich(o)-:two.
35.dis-:apart; negative;intensive.
36.duo-:two,double.(du-,dou-,do-)
37.dys-:badly,ill.
38.en-:to make;to put in(on \around ).
39.epi-:upon.
40.eu-:well. |