she was diffident when offering a comment on the professor's lecture.
Examples of diffident
diffident
His voicer is quieter, more diffident than on stage, and he's impeccably polite.
From the guardian.co.uk
Bugliosi has a confidence that makes Schwarzenegger, or Popeye, seem diffident.
From the theatlantic.com
The diffident, not very happy warrior Dwight Eisenhower occupied the White House.
From the boston.com
As live theater, poetry plays can be inherently off-putting, diffident, esoteric.
From the denverpost.com
The result is a film that looks intimate but feels oddly diffident and removed.
From the washingtonpost.com
His Ben is charismatic but diffident, tortured and confident at the same time.
From the washingtonpost.com
He seems to outshine Congress's diffident young scion, Rahul Gandhi, for instance.
From the economist.com
Neuberger is diffident and geeky, but his musicmaking is assured and powerful.
From the washingtonpost.com
Yet, despite the bragging, it seemed to me a diffident and unconfident performance.
From the theatlantic.com
More examples
Showing modest reserve; "she was diffident when offering a comment on the professor's lecture"
Lacking self-confidence; "stood in the doorway diffident and abashed"; "problems that call for bold not timid responses"; "a very unsure young man"
(diffidently) in a diffident manner; "`Oh, well,' he shrugged diffidently, `I like the work.'"
(diffidence) lack of self-confidence
In humans, shyness (also called diffidence) is a social psychology term used to describe the feeling of apprehension, lack of comfort, or awkwardness experienced when a person is in proximity to, approaching, or being approached by other people, especially in new situations or with unfamiliar ...
: Lacking confidence in others; distrustful; Lacking confidence in one's self; distrustful of one's own powers; not self-reliant; timid; modest; bashful; characterized by modest reserve
(diffidence) The state of being diffident, timid or shy; reticence or self-effacement
(adj.) shy, quiet, modest (While eating dinner with the adults, the diffident youth did not speak for fear of seeming presumptuous.)
Hesitant in acting or speaking; reserved, unassertive