Root: Acu-, Acr-

The Latin root acu- or acr- means "sharp". You should sharpen your vocabulary with the five core words in which the root acu- or acr- appear: acrid, acrimony, acuity, acumen, acute.

Vivid

Vivid stems from the Latin root viv- meaning "to live" and the suffix -id meaning "having a certain quality" . Thus, vivid means “having the quality of life; lifelike; lively; not dull”.
The boy had a vivid imagination.
She loved to wear vivid colors.
Andrews' novels are full of vivid characterizations.

Vitamin

Vitamin is formed from the the Latin root vit- meaning "life" and the suffix -amin meaning "amine" (an organic chemical compound). Thus, vitamin means “an organic substance found in most foodstuff that is necessary for normal life functions in man and animals”.
Vitamin C, found in oranges and apples, prevent scurvy.

Vital

Vital is formed from the the Latin root vit- meaning "life" and the suffix -al meaning "pertaining to" or “full of”. Thus, vital means (1)pertaining to (0r necessary for) life; (2) full of life.
Oxygen is vital for all animals.
He is a happy, vital person.
Vital statistics relates to births, deaths, marriages, etc.

Revive

Revive comes prom the prefix re- meaning "again" and the Latin root viv-meaning "to live". Thus, revive means "to live again; to bring back to life, strength, health or consciousness".
The lifeguard revived the boy by artificial respiration.
After a hard day’s work, a delicious meal revived him.

Root: vit-, viv-

The root vit- comes from a Latin noun meaning "life", and its variant spelling viv- comes from a Latin verb meaning "to live"

Salami in Salads

What do we put salt on? SALads. What is a highly salted, spiced meat? SALami. What do scientists call water, soil or a solution containing salt? They call it SALine.

Root: sal-

The word salary is based on the Latin root sal- meaning salt (Roman soldiers were given a special allowance to buy their own salt). Hence, the expression "He's not worth his salt" (He's not worth his pay).

Roots - your main key to word power

The quickest, most useful, and easiest way to increase your word power is to understand how words are put together. After learning to recognize the building blocks with which words are made, many previously unfamiliar words become meaningful and useful. You will see that many words are actually made up of related or identical parts that you already know.