mastig-, mastigo- +

(Greek: whip, flog, scourge)

mastigophobia (s) (noun) (no plural)
An excessive dread of being flogged: When Ben was growing up, his father beat him once in a while, and, with time, Ben acquired mastigophobia and was terrified at being whipped for reasons he didn't understand.
Mastigophora
The flagellates, a subphylum of Protozoa having one or more locomotory flagella.
mastigophoric
1. Referring to someone carrying or wielding a whip.
2. In biology, with reference to a cell having a flagellum (a long thin tapering outgrowth of the cells of many microorganisms; such as, protozoans used as a means of locomotion).
mastigophorous
Referring, or pertaining, to the subphylum Mastigophora (a subphylum of protozoa, phylum Sarcomastigophora, comprising the flagellates.
Mastigoproctus
A genus of whip scorpions.
tetramastigote
1. Having four flagella.
2. An organism having four flagella (whips or long, threadlike appendages, especially whip-like extensions of certain cells or unicellular organisms that function as organs of locomotion).
trimastigote
Having three flagella, as observed in certain protozoan organisms.
Zoomastigina (pl) (noun)
A subclass of Mastigophora: Zoomastigina comprise the zooflagellates in the phylum of Protoctista including unicellular heterotrophic organisms possessing at least one flagellum, often more and may be free-living or parasitic.