Origin of infrequent
Examples from the Web for infrequently
Given how infrequently new copies of the map appeared on the market, collectors would bid handsomely for the artifact.
To give you a taste of what I mean: panel studies not infrequently show that putting people on Medicare or Medicaid kills them.Study: Giving People Government Health Insurance May Not Make them Any Healthier|Megan McArdle|May 1, 2013|DAILY BEAST
Another possibility that's been not infrequently raised is that Obama wants to influence Israel's coalition building.
Not infrequently, they have believed that the drugs were of benefit to them.
He still drives, he tells The Daily Beast, but as infrequently as possible.Sovereign Citizens Are a Sometimes Violent Fringe Group Rejecting All Government|Winston Ross|December 30, 2012|DAILY BEAST
Not infrequently the ground colour is decidedly brownish in tint.The Moths of the British Isles, Second Series|Richard South
Not infrequently the right-angled corners are rounded so as to give it a more graceful form.Oriental Rugs|Walter A. Hawley
It not infrequently happens that he is gobbled while still in the air.In Pastures Green|Peter McArthur
And not infrequently he wandered through the fair in his own proper garb, as a travelling Tinkler.
The Schizophytes are very small plants, though not infrequently occurring in masses of considerable size.Elements of Structural and Systematic Botany|Douglas Houghton Campbell