flagello-, flagell-

1. A source of widespread dreadful affliction and devastation; such as, that caused by pestilence or war.
2. A means of inflicting severe suffering, vengeance, or punishment.
3. A whip used to inflict punishment.
4. To afflict with severe or widespread suffering and devastation; to ravage.
5. To chastise, to punish, or to criticize severely; to excoriate; to flog.
6. Etymology: from Anglo-French escorge, back-formation from Old French escorgier "to whip"; from Vulgar Latin excorrigiare, from Latin ex-, "out, off" + corrigia, "thong, shoelace"; in this case "whip".

Although this word is not directly related to this flagello- family, it is relative to the content.

Whipped; lashed; punished severely; harassed.

1. A torturer who flogs or scourges (especially an official whose duty is to whip offenders).
2. Someone, or something, that causes great suffering or a lot of trouble.

1. Any of various protozoans with whip-like appendages of the subclass Zoomastigina, lacking plantlike characteristics: Zooflagellates are protozoa possessing moveable threadlike or lash-like structures, or "flagellum", and specifically those protozoa having "flagella" (plural of "flagellum") or long, whip-like "tails" of certain cells in both the plant and animal kingdoms, which undulates with a regular pattern. They are used primarily for locomotion and also for other purposes, such as attracting food particles or moving substances through a "mouth" cavity.
2. Etymology: from Latin meaning "whip".