that'd

Related to that'd: unquantifiable, unidentifiable

that'd

(ˈðætəd)
contraction of
that would or that had
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

that'd

(ˈðӕtəd) that'll (ˈðӕtl) , that's (ðӕts)
short for that had / that would, that will, that is.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
References in classic literature ?
He says he don't care what he does, he'll never get his, because when he dies he's dead, an' when he's dead he'd like to see any one put anything across on him that'd wake him up.
I've seen him drunk, and on a wager go into the cage of a lion that'd turned nasty, and without a stick beat him to a finish.
You see, whenever a train wreck occurred, the first cry of the spiggoties was 'Kill the Gringos!' They always did that, and proceeded to kill the train crew and whatever chance Gringo passengers that'd escaped being killed in the accident.
But everything that'd happened after that I'd clean forgotten.
"Well, I reckon there's a right smart chance of people HERE that'd like to know who killed him.
"I think about different ways every day, I think now I just want to run into his room." "That'd be a fine start for him," said Susan Sowerby.
Five hundred pounds in one of them boats, an' two men can snake it along in a way that'd surprise you."
I chopped up his pardner's something cruel, and I couldn't find a willing boy that'd work with him.
What would you say if I was to prove to you that it would build a fine chicken-house, one for the herd boar, a concrete tank down in the pasture that'd save the cows enough trips to the barn to make 'em give a heap sight more milk, a cooling house for it and a good tool room?" Rose's eyes opened wide.
An' I doubt me if there's a man in the mills that'd put out a hand to drag me from drownin'.
win again in fantastic that'd be a to another for 2019.
I'd be like, 'Oh my gosh!' I think that'd be so cool.