He felt daunted by the enormity of the task ahead.
daunted with
Frequency:
60
%
They were daunted with the task of completing the project in such a short time.
daunted at
Frequency:
40
%
He was daunted at the prospect of speaking in front of a large audience.
Idiomatic Expressions for daunted
Phrase: daunted by the prospect
Meaning: to feel overwhelmed or discouraged by the thought of something difficult or challenging
Usage: He was daunted by the prospect of giving a presentation in front of a large audience.