Where does “pledgemaster” come from?

pledgemaster (English) comes from English Master, from English Mast, from French masse, from Old French mace, from Vulgar Latin mattia, from Latin mateola, from Latin -ulus, from Proto-Italic -olos — Forms agent nouns from verbal roots.

pledgemaster (English): A member of a fraternity who takes charge of new pledges

Definitions

  1. A member of a fraternity who takes charge of new pledges

Ancestry of “pledgemaster”, step by step

pledgemaster traces back through two separate lines of ancestry.

via English Master

StepLanguageWordMeaning
1EnglishMasterPrepended to a boy's name or surname as a form...
2EnglishMast
3Frenchmassea paste, a dough; large amount or quantity of...
4Old Frenchmacemace weapon
5Vulgar Latinmattia
6LatinmateolaThe meaning of this term is uncertain....
7Latin-ulusUsed to form a diminutive of a noun, indicating...
8Proto-Italic-olos
9Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
10Proto-Indo-European-e-lós
11Proto-Indo-European-lósForms agent nouns from verbal roots

via English pledge

StepLanguageWordMeaning
1EnglishpledgeTo make a solemn promise; To deposit something as...
2Middle Englishplege
3Anglo-Normanplegepledge; surety
4Old Frenchplegepledge; surety
5Medieval Latinplevium
6Latinplebiō
7Frankishplegan
Every word from Proto-Indo-European -lós