PREFIXES

ADDS IDEA OF

  • DIRECTION dis- ("in different directions" as in "distend" or "dissent")

    •

  • NEGATION dis- ("not" as in "disable")
     

  • INTENSITY con- ("very" as in "convict")

    •

    PHONETIC CHANGE (ASSIMILATION)

    I. PREFIX CHANGES

    ad- + GRAV- = aggravate

    II. BASE CHANGES

    con- + SACR- = consecrate

    SACR-, (SECR-)