Q. Where can I find information about the N.T. Greek words for "to see""

Good information about the meanings of these two words is found in theological dictionaries of the New Testament.  Several  of the main titles are:

Theological Dictionary of the New Testament, edited by G. Kittel. (based on the Greek terms); see the abridged one-volume edition or the 10-volume set in Reference collection at PA881 .K52 

New International Dictionary of New Testament Theology, edited by Silva (based on the English word): This 5-volume set is in Reference reading room at BS2385 .N5 2014 Ref

Theological Lexicon of the New Testament,  by Ceslas Spicq (based on the Greek terms)