C. Other Prefixes in English
C1. anti: against (e.g. anti-war, antisocial, antibiotic)
C2. auto: of or by oneself (e.g. autograph, auto-pilot, autobiography)
C3. bi: two, twice (e.g. bicycle, bilateral, biannual, bilingual)
C4, ex: former (e.g. ex-wife, ex-smoker, ex-boss)
C5. ex: out of (e.g. extract, exhale, excommunicate)
C6. micro: small (e.g. micro-cassette, microwave, microscopic)
C7. mis: badly/ wrongly (e.g. misunderstand, mistranslate, misinform)
C8. mono: one/ single (e.g. monotonous, monologue, monogamous)
C9. multi: many (e.g. multi-national, multi-purpose, multi-media)
C10. over: too much (e.g. overdo, overtired, oversleep, overeat)
C11. post: after (e.g. postwar, postgraduate, post-impressionist)
C12. pre: before (preconceived, pre-war, pre-judge)
C13. pro: in favour of (e.g. pro-government, pro-revolutionary)
C14. pseudo: false (e.g. pseudo-scientific, pseudo-intellectual)
C15. re: again or back (e.g. retype, reread, replace, rewind)
C16. semi: half (e.g. semicircular, semi-final, semi-detached)
C17. sub: under (e.g. subway, submarine, subdivision)
C18. Under: not enough (e.g. underworked, underused, undercooked)

(Source: English Vocabulary in Use, Cambridge University Press)