1. a (an)~> no, not, without, lacking Amnesia: a (without) mne (memory) ia (condition, state of) Anarchy: an (without) arch (rule, government) y (result.

1. a (an)~> no, not, without, lacking

Amnesia: a (without) mne (memory) ia (condition, state of)

Anarchy: an (without) arch (rule, government) y (result of)

Atheist: a (lacking, without) theo (god) ist (one who)

Lesson 1

2. Ambi ~> both Ambiguous: ambi (both) ag (do,

drive) ous (full of)

Ambidextrous: ambi (both) dextro (right-handed) ous (full of)

Ambivalent: ambi (both) val (strong) ent (full of)

Lesson 1

3. Anti ~> against Antidote: anti (against) dot (give)

Antibiotic: anti (against) bio (life) ic (having characteristics of)

Antisocial: anti (against) soc (society) al (having characteristics of)

Lesson 1

4. Circum ~> around Circumference: circum (around) fer

(carry) ence (state or condition)

Circumscribe: circum (around) scribe (write)

Circumnavigate: circum (around) nav (sail) ate (make, cause)

Lesson 1

5. De ~> down Demote: de (down) mot (move)

Descend: de (down) scend (climb)

Decline: de (down) clin (bend)

Lesson 1

6. Dis (di, dif) ~> apart, away,

not Divert: di (away) vert (turn)

Differ: dif (away) fer (carry)

Disrupt: dis (away) rupt (break)

Lesson 1

7. Endo ~> inside, within Endoderm: endo (within) derm (skin)

Endocardium: endo (inside) cardi (heart) ium (condition, place)

Endocrine: endo (inside) krin (separate)

Lesson 1

8. Exo ~> outside Exocrine: exo (outside) krin (separate)

Exotic: exo (outside) ic (having characteristics of)

Exosphere: exo (outside) sphere (sphere)

Lesson 1

9. Extra (extro) ~> beyond

Extraordinary: extra (beyond) ordin (order) ary (place where)

Extrasensory: extra (beyond) sens (feel) ory (having characteristics of)

Extraterrestrial: extra (beyond) terrestri (earth) al (related to)

Lesson 1

10. Hetero ~> different Heterogeneous: hetero (different) gen

(kind) ous (full of)

Heteromorphic: hetero (different) morph (shape) ic (having characteristics of)

Heterosexual: hetero (different) sex (sex) al (related to)

Lesson 1

11. Homo ~> same Homonym: homo (same) onym (name)

Homogeneous: homo (same) gen (kind) ous (full of)

Homophone: homo (same) phon (sound)

Lesson 1

12. In (il, im, ir) ~> in, into

Inject: in (in, into) ject (throw) Illuminate: il (in) lumin (light) ate

(make, cause) Import: im (in) port (carry) Irrigate: ir (in) rigar (water) ate

(make, cause)

Lesson 1

13. In (ig, il, im, ir) ~> not

Inactive: in (not) act (act, do) ive (have power)

Ignoble: ig (not) nobilis (noble) Illegal: il (not) leg (law) al (related

to) Irrational: ir (not) ration (reason) al

(related to)Lesson 1

14. Inter ~> between, among

Interact: inter (between) act (act, do)

Interrupt: inter (between) rupt (break)

Intervene: inter (between) vene (come)

Lesson 1

15. Intra (intro) ~> inside,

within Intravenous: intra (inside) ven

(vein) ous (full of)

Introduce: intro (inside) duc (lead)

Introspect: intro (inside) spect (look)

Lesson 1

16. Iso ~> same Isometric: iso (same) metr

(measure) ic (related to)

Isosceles: iso (same) skelos (leg)

Isothermal: iso (same) therm (heat) al (related to)

Lesson 1

17. Macro ~> large, great Macroscopic: macro (large) scop (look,

see) ic (having characteristics of)

Macrocosm: macro (large) cosm (world, universe)

Macrocyte: macro (large) cyte (cell)

Lesson 1

18. Micro ~> small Microscopic: micro (small) scop (look,

see) ic (having characteristics of)

Microcosm: micro (small) cosm (world, universe)

Microcyte: micro (small) cyte (cell)

Lesson 1

19. Medi ~> middle Median: medi (middle) an (related to)

Medieval: medi (middle) ev (time, age) al (related to)

Medium: medi (middle) ium (state, condition)

Lesson 1

20. Per ~> through, thoroughly

Perspire: per (through) spir (breathe)

Permit: per (through) mit (send)

Perennial: per (through) enn (year) al (related to)

Lesson 1

21. Pre ~> before Prefix: pre (before) fix (place, put)

Precede: pre (before) ced (go)

Prevent: pre (before) ven (come)

Lesson 1

22. Post ~> after Postpone: post (after) pon (place, put)

Postscript: post (after) script (write)

Postmeridian: post (after) meridian (midday)

Lesson 1

23. Se ~> apart, away Secede: se (apart) ced (go)

Seclude: se (away) clud (close, shut)

Seduce: se (away) duc (lead)

Lesson 1

24. Syn (syl, sym, sys) ~> same, together, with

Synonym: syn (same) onym (name)

Symphony: sym (together) phon (sound) y (result of)

Syllable: syl (together) lambanein (take)

Lesson 1

25. Ultra ~> beyond Ultraliberal: ultra (beyond) liber (free)

al (related to)

Ultramodern: ultra (beyond) mod (now) ern (related to)

Ultrasound: ultra (beyond) son (sound)

Lesson 1