Where does “ballpark” come from?

ballpark (English) comes from English park, from Korean 박, from Chinese 泊, from English poise, from Middle English poys, from Middle French pois, from Latin pēnsum, from Latin pendō — to stretch.

ballpark (English): A field, stadium or park where ball, especially...

Definitions

  1. A field, stadium or park where ball, especially...

Ancestry of “ballpark”, step by step

ballpark traces back through two separate lines of ancestry.

via English park

StepLanguageWordMeaning
1EnglishparkAn area of land set aside for environment...
2Korean박gourd; calabash; gourd shell; head
3Chinese泊—
4EnglishpoiseA state of balance, equilibrium or stability;...
5Middle Englishpoys—
6Middle Frenchpoisweight
7Latinpēnsumallotment, portion, weight (of wool measured out to a slave to spin in a day)
8Latinpendōto weigh, weigh out
9Proto-Italicpendōhang, put in a hanging position
10Proto-Indo-European(s)péndeti—
11Proto-Indo-European(s)pend-to stretch

via English Ball

StepLanguageWordMeaning
1EnglishBallsurname
2Middle EnglishbalA ball; A rounded or spherical lump or bump,...
3Old Englishbeallball
4EnglishbealA small inflammatory tumor; pustule; To gather...
5Old Englishhyllhill
6Albanianhullifurrow
7Proto-Germanichullizhill
8Proto-Indo-Europeankl̥Hníshill
9Proto-Indo-EuropeankelH-to rise, to be tall; hill

Words derived from “ballpark”

Every word from Proto-Indo-European (s)pend- →Every word from Proto-Indo-European (s)péndeti →Every word from Proto-Italic pendō →