If you don't already have Richard Muller's Dictionary of Latin and Greek Theological Terms, I would pick it up. You could focus on the common Latin theological terms and see the story behind them. Good stuff and a good price.

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Chris Rhoades -33
Good Shepherd Presbyterian Church (PCA) Nashville, TN-Under Care

Vera theologia non theoretica, sed practica est; Finis siquidem eius agere est hoc est vitam vivere deiformem. - Martin Bucer
""True theology is not theoretical, but practical. The end of it is living, that is to live a godly life."