Prefixes, Word roots & Suffixes

Suffixes are highlighted in yellow and bold.
Prefixes are in blue and bold.
Word roots are highlighted in sea green and bold.
  • Algia pain/ painful condition
  • Dys bad/ difficult/ painful
  • --ectomy surgical removal/ cutting out
  • Hyper excessive/ increase
  • Hypo deficient/ decrease
  • --osis abnormal condition/disease
  • --ostomy surgical creation of an artificial opening to the surface
  • --otomy cutting/surgical incision
  • --plasty surgical repair
  • --rrhage bleeding excessive fluid discharge 
  • --rraphy surgical suturing 
  • --rrhea flow or discharge
  • --rrhexis rupture
  • --sclerosis abnormal hardening  
  • gastr stomach 
  • fibro connective tissue fiber 
  • my/o muscle
  • myel spine
  • --itis inflammation of...
  • --megaly enlargement
  • --malacia softening
  • --necrosis tissue death
  • --graphy the process of producing a picture or record
  • --centesis surgical puncture to remove fluid for diagnostic procedures
  • Ab away from/ negative/ absent
  • Dextr/o right side
  • Ex outside/ out of/ away from
  • Macro
  • Micro
  • Pre
  • Post
  • Peri
  • Ad  

 Common suffixes meaning "pertaining to...:"

  • --ac — For example, "cardiac" means pertaining to the heart.
  • --al — For example, "abdominal" means pertaining to the abdomen.
  • --ary — For example, " "
  • --ic — For example, " "
  • --ical — For example, " "

 Medical terminology: COLORS

  • Leuk/o — white
  • Erythr/o — red 
  • Cyan/o — blue or blue-ish 
  • Poli/o — gray/gray-ish 
  • Melan/o - black

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