Vocabulary List

Vocabulary Learning
Category:
Sci/Tech - LEVEL5
Vocabulary List
Word
Pronunciation
Form
Definition
Collapse
(noun/verb)
Complete failure and ruin.
Accelerated
(adjective)
Made faster or quicker.
Penetrate
(verb)
To pass into or through.
Deterioration
(noun)
The process of becoming progressively worse.
Retreat
(verb/noun)
The act of moving back or withdrawing.
Instability
(noun)
Lack of stability tendency to change.

Vocabulary Learning

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