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Root words

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  • sub
    under
  • word for ology
    biology, ecology, geology
  • word for tri
    triangle, triple, trilogy
  • oct
    eight
  • PREFIX: Sorry, I must have _____ the number. I thought it was a ‘3’ and not an ‘8’. (read)
    misread
  • ANTIvirus, ANTItheft, ANTIbacterial
    against
  • UNIcycle, UNIcorn, UNIson
    one
  • What word means one? a) meter b) uni c) dict
    uni
  • bi
    two
  • microPHONE, megaPHONE, saxoPHONE, PHONics
    sound, voice
  • PREFIX: You should always install good ____ software to protect your computer. (virus)
    antivirus
  • uni
    one
  • word for uni
    unite, unify, unison
  • word for bi
    bisect, bicycle
  • word for trans
    transition, transportation, translate
  • What word means small? a) macro b) micro c) inter
    micro
  • word for sub
    subject, submarine, subway
  • PREFIX: The bill should have been less than this. I think the waiter has _______ us. (charged)
    overcharged
  • What word means self? a) ambul b) auto c) milli
    auto
  • conSTRUCTion, reconSTRUCT, infraSTRUCTure
    to build
  • PREFIX: Do you prefer watching a dubbed film or one which is _____? (titled)
    Subtitled
  • autoMOBile, MOBility, and MOBilize all suggest that MOB means to: A. Move B. Freeze in place
    A
  • What word means 100? a) endo b) centi c) milli
    centi
  • PEDestrian, PEDicure, and centiPEDe all suggest that PED means: A. hand B. foot
    B
  • MALnutrition, MALicious, and MALformed all suggest that MAL means: A. good B. beautiful C. Bad
    C
  • TRACTor, atTRACT, exTRACT,
    To pull
  • dec
    ten