refers specifically to being after the expected time, not just poorly timed
文法句型
timeliness of + noun
[noun]'s timeliness in + gerund
用法筆記
Uncountable noun — cannot be made plural. Most common in formal or professional writing (business reports, journalism, academic papers) rather than everyday conversation.
常見錯誤
I appreciate your timeliness on the report.
I appreciate the timeliness of your report.
use the preposition 'of' rather than 'on' with timeliness.
There were many timelinesses in the project.
Timeliness was important at several points in the project.
timeliness is uncountable and cannot take a plural -s ending.