They not only became hard; they became quick and accurate, and Nance got used to the heat and the smell, and she almost got used to the backache.
"Calvary Alley"
Alice Hegan Rice
Every minute that you sit, or stand, they are at work; and that is why they so often get tired out, and ache, and you say you have "a backache."
"A Handbook of Health"
Woods Hutchinson
"He's got a backache," suggested Fred, "or else he's homesick.
"The Go Ahead Boys on Smugglers' Island"
Ross Kay