Third-person singular simple present indicative form of gladden.(verb)
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Use "gladdens" in a sentence
"The opening of the box was a spectacle such as gladdens the heart to see."
"The cattle seemed to be aware of it, and eagerly moved on; but as we got near, no bright gleam, such as gladdens the sight of the thirsty traveller, played on the spot."
"What gladdens me is that there is a number of kind, reasonable and interesting people among them."