the.com/burden
The weight you carry that nobody else can see but everyone can feel.
means A heavy load, duty, or responsibility — physical or emotional — that someone is obliged to bear.
from From Old English byrthen, kin to beran, to bear or carry; the same root that gives us birth, the original heavy lifting.
Musical twistA song's repeated refrain was once called its burden.
Legal weightBurden of proof decides who must convince the court.
Ship originA vessel's cargo capacity was measured in burden.