1. cosm, dent, sist, salv, phag
Greek & Latin 13
cosm, dent, sist, salv, phag

2. cosm (Greek) world, universe cosmic (adj.)
relating to the whole universe
cosmonaut (n.)
a Russian astronaut; literally, "a sailor of the universe"
SAT Focus Word: cosmopolitan (adj.)
so sophisticated (worldly wise) as to be at home in all parts of the world
Context: Lily Van Der Woodsen is a wealthy cosmopolitan traveler who has visited many countries.
Yuri Gagarin, a Russian cosmonaut, was the first man in space in 1961.
Lily Van Der Woodsen is one of the moms from Gossip Girl.

3. Dent (Latin), Dont (Greek)
tooth
Trident, Dentyne (n.)
chewing gums that are supposed to be good for your teeth
dentifrice (n.)
substance for cleaning teeth (toothpaste, mouthwash, denture soak, etc.)
SAT Focus Word: orthodontia (n.)
treatment to straighten teeth (braces, etc.)
Context: He was looking forward to having senior pictures made without a mouth full of orthodontia.

4. Sist / Stit / Sta (Latin)
stand
constant (adj.)
unchanging
insist (v.)
to be resolute (set in purpose) in desire, demand, etc.
SAT Focus Word: constitution (n.)
the whole of a person's physical and psychological characteristics
Context: A person with a strong constitution is less susceptible to stress.
3 elements of the Ayurvedic Prakriti (Psychosomatic Constitution) (called doshas)—Yoga theories

5. salv (Latin) save, safe salvation (n.)
the state of being saved or kept from harm
salver (n.)
a tray, especially one used for serving food or beverages
SAT Focus Word: salvage (v.)
to save from danger, fire, etc.
Context: The homeless man attempted to salvage edible food from the dumpster.
1660s, "tray," formed in English on the model of platter, etc., from French salve "tray used for presenting objects to the king" (17c.), from Spanish salva "a testing of food or drink" to test for poison (a procedure known as pre-gustation), hence "tray on which food was placed to show it was safe to eat," from salvar "to save, render safe," from Late Latin salvare (see save (v.)).

6. phag (Greek) eat dysphagia (n.) difficulty in swallowing
necrophagia (n.)
feeding on corpses
SAT Focus Word: esophagus (n.)
the digestive canal between mouth and stomach
Context: The epiglottis helps food go down the esophagus instead of the trachea.

7. Review cosm—world, universe dent/dont—tooth sist/stit/sta—stand
salv—safe, save
phag—eat