Building Vocabulary through Word Formation:
Prefix pro-

Prefix: prō-

Read through the following definitions of English derivatives of Latin words and fill in the blanks with the appropriate translations of the Latin. Practicing analyzing derivatives in this way will help you practice translating Latin compound verbs and will also help you use your English in anaylzing and translating unknown Latin compound verbs. After you have come up with your answer, you may check by holding the cursor over the maroon words. Think about the order that you translate the parts in. (link?)
If one proceeds, one (cēdit) ________ (pro-) _________.

If one proposes an idea, one (pōnit) _______ the idea (pro-)_________ .

When a motor propels a boat, it (pellit) ________ the boat (pro-) ____________.

What is the basic idea of pro- as a prefix?
How, then, would you translate the following Latin words?

prōferō: (cf. English prolate in geometry)

prōdūcō:
legiōne prōductā (after the end of the seige of the camp) (Caes. BG V.52)
prōcurrō:
ūnum ex multitūdine [hostium] procurrentem traicit (i.e. hit with his spear). (Caes. BG V.44)
prōsequor:
longius prosequī veritus (Caes. BG V.52)
prōiciō:
tum super exanimum sēsē prōiēcit [Nisus] amicum [Euryalum](Verg. Aen. 9.444)
prōgredior:
(King Evander’s tour) dehinc progressus monstrat et aram et Carmentalem Romani nomine portam (Verg. Aen. 8.337)
prōmoveō: (English < 4th principal part?)
prōlābor: (English medical term prolapse)
prodeō: (what Latin verb stem?)
prōspiciō:
prōcidō:
praeceps procidit ante proram (Liv.)

What added idea (forth to where) can the following have ?
prōnuntiō:
prōscrībō:
prōloquor:
prōferō:
prōstō:

What idea do the following share in common (forward in what sense)? (cf. English pro-cras-tinate)
prōvideō (English? cf. the contracted Latin prudens)
prōcūrō (English?)
prōmittō: (English? cf. 4th principal part)
prōfiteor:
(Ambiorex trying to convince the Nervii to join) sē ad eam rem prōfitētur adiutōrem [fore] (Caes. BG V.38
prōferō:

Which of the following have a positive idea and which a negative?
prōhibeō
prōsum
prōdō

How do the following uses of profero reflect the various aspects of pro-?

Which of the following are compounds with pro-?
proficiscor ______
probo ________
propinquo ______
provoco ______
protraho ______

How is the prefix pro- different from prae-? (What construction can compounds in prae- take that ones in pro- do not? How does the added word reflect the difference in meaning?)