Lesson 21 Vocabulary

Match the following

• reversible

• able to be changed back to an earlier state or original state; having two sides

• flexible

• easily hurt or harmed physically, mentally, or emotionally; open to attack, harm, or damage

• visible

• capable of bending or being bent; easily changed; willing to change or try different things

• desirable

• having good or pleasing qualities; worth having or getting

• vulnerable

• able to be seen; easily seen or understood; known to or noticed by the public

Match the following

• regress

• to treat something or someone poorly and without respect; to make the quality of something worse

• gradual

• moving forward; using or interested in new or modern ideas

• graduate

• to return to an earlier and usually worse or less-developed condition or state

• degrade

• to earn a degree or diploma from a school, college, or university; to move from one level to a higher level

• progressive

• moving or changing in small amounts; happening in a slow way over a long period of time

Choose the antonym for the vocabulary word:

degrade

• build up

• put down

Choose the antonym for the vocabulary word:

gradual

• slowly

• all at once

Choose the antonym for the vocabulary word:

graduate

• demote

• accomplish

Choose the antonym for the vocabulary word:

progressive

• modern

• antiquated

Choose the antonym for the vocabulary word:

regress

• improve

• deteriorate

Choose the synonym for the vocabulary word:

desirable

• enticing

• harmful

Choose the synonym for the vocabulary word:

vulnerable

• guarded

• sensitive

Choose the synonym for the vocabulary word:

visible

• ambiguous

• obvious