After much persuasion, he finally gave his reluctant acquiescency.
tacit acquiescency
Frequency:
50
%
By not saying anything, she gave her tacit acquiescency.
silent acquiescency
Frequency:
45
%
His silence was taken as a form of silent acquiescency.
Idiomatic Expressions for acquiescency
Phrase: reluctant acquiescence
Meaning: to reluctantly agree or comply with something
Usage: He agreed with reluctant acquiescence to the new rules imposed by the management.