common prefixes

• un


  not
• ultra-


  beyond
• trans


  across
• tachy


  fast
• sub


  under
• retro


  Backward; behind
• re


  again
• pseudo


  false
• pre


  before
• post


  after
• Peri-


  Around
• Per-


  Through
• para


  Beside; abnormal; two like pats of a pair
• micro


  small
• neo

  new
• macro


  large
• intra-


  within
• inter


  between
• in


  not,inward
• hypo

  insufficient, below
• hyper


  excessive
• hetero


  different
• homo


  same
• extra


  outside
• ex


  outward
• eu


  norma
• epi


  above
• endo


  within/inner
• dys


  abnormal, painful, difficult
• de

  without
• brady-


  slow
• auto


  self
• a-, an-


  without
• a


  without