Tell me the Silent Letters of these words

When first i engaged in this work, i resolved to leave neither words nor things unexamined, and myself with a prospect of the hours which i should revel away in feasts of literature . . –preface to a dictionary of the english language, samuel johnson what is the connotation of the word revel in this passage?

I’ve given a lot of thought to what one of them should be, and the answer seems clear.

Excerpt from the prophet kahlil gibran and think not you can direct the course of love, for love, if it finds you worthy, directs your course. in this line from the passage, what does the word course mean? a) a mode of action or behavior b) a part of a meal served as a unit c) a designated area of land or water d) a continuous layer of building material