I don't want to seem unduly modest - not in my nature, really - but that was next to nothing.
Americans tend to be unduly modest about their ability to outwit foreigners.
That's nice, but it's unduly modest.
Jillian Armacost was being unduly modest.
That Wisden assessment was made to look unduly modest within weeks of the start of the 1936 season.
Blade retreated several paces, blocking or countering every strike, assessing the officer's ability, and within a minute realized that the captain had been unduly modest.
I think she was being unduly modest: she is qualified and she does "say," over and over, regardless of the setting, which is always here.
"I don't know if I've had a really new idea since the 1960's," which doesn't mean that the rather prickly Mr. Simon is unduly modest.
She was not unduly modest.
I think that you are being unduly modest.