ardour . . . ardent
The repetition of wording within this paragraph (which is immediately reaccentuated in the second sentence of the following one) alerts us to the "burning," that is to say, "consuming," nature of this pursuit for Victor Frankenstein and echoes the similar language of Walton (I:L1:2). Variations on this language recur throughout the chapter and become increasingly associated with disease (I:3:9, I:3:14).