Where does “sideboy” come from?

sideboy (English) comes from English Side, from Middle English side, from Old English sīde, from Proto-West Germanic *sīdā, from Medieval Latin sida, from Late Latin seta, from Latin saeta, from Proto-Italic saitā — to satiate, satisfy.

sideboy (English): One of an even-numbered group of seamen posted in...

Definitions

  1. One of an even-numbered group of seamen posted in...

Ancestry of “sideboy”, step by step

sideboy traces back through two separate lines of ancestry.

via English Side

StepLanguageWordMeaning
1EnglishSideA bounding straight edge of a two-dimensional shape
2Middle Englishsidecustom
3Old Englishsīdeside, flank
4Proto-West Germanic*sīdāside
5Medieval Latinsida
6Late LatinsetaAlternative form of saeta; hair, bristle; bristle
7Latinsaetaa bristle, hair on an animal; silk
8Proto-Italicsaitā
9Proto-Indo-Europeanséh₂ito-
10Proto-Indo-Europeansh₂ey-to bind, fetter
11Proto-Indo-Europeanseh₂-to satiate, satisfy

via English boy

StepLanguageWordMeaning
1EnglishboyA young male; A male child: a son of any age; A...
2Middle Englishboyeservant, commoner, knave, boy
3Old Englishbōiaboy
4Proto-Germanicbōjôyounger brother, young male relation
5Proto-Germanicbō-A stem meaning "father, brother, close male...
6Proto-Indo-Europeanbʰā-to say
Every word from Proto-Indo-European seh₂-Every word from Proto-Indo-European sh₂ey-Every word from Proto-Indo-European séh₂ito-