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Word Roots 1
| Term | Definition |
|---|---|
| Decelerate | to reduce the speed of |
| Abbreviate | to shorten |
| Promotion | an advancement in a rank or position |
| Regression | a movement backward to an earlier state |
| Immobile | motionless; unable to move |
| Aviatrix | a woman airplane pilot |
| Removable | able to be taken or carried away |
| Infrastructure | underlying framework of a system |
| Convince | to persuade by argument or evidence |
| Submarine | being, living or used under water |
| Obstruction | an obstacle or something put up against something else |
| Invincible | unbeatable, impossible to overcome |
| Contraction | act of drawing together or shrinking |
| Pugnacious | having an quarrelsome or aggressive nature |
| Accelerate | to increase the speed of |
| Aviary | a large enclosure in which birds are kept |
| Commemorate | to honor the memory of, as by a ceremony |