All 4 Uses

profound
in
The Bell Jar
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In spite of my profound reservations, I thought I would always treasure Joan.
Chpt 19 *

profound = deep; or of greatest intensity
It occurred to me that my vision of the fig tree and all the fat figs that withered and fell to earth might well have arisen from the profound void of an empty stomach.†
Chpt 7
The silence between us was so profound I thought part of it must be my fault.†
Chpt 9
Pausing in my work to overlook that pristine expanse, I felt the same profound thrill it gives me to see trees and grassland waist-high under flood water-as if the usual order of the world had shifted slightly, and entered a new phase.†
Chpt 20

Definitions:

(1) (profound as in: profound idea)
deep or far-reaching in intellect or consequence
(2) (profound as in: profound sadness)
of greatest intensity or emotional depth
(3) (meaning too rare to warrant focus)