Before, forth, and for.
55. What does Pros signify?
To, as proselyte.
56. What is the signification of Proto?
First, as protocol, protoplasm, etc.
57. What does Quad signify?
Four, as quadrangle, etc.
58. What does Re signify?
Back, or again, as react, recollect, etc.
59. What prefixes signify Right?