Englishjerry-built
adjective
they lived in tents and jerry-built shacks:
shoddy, badly built, gimcrack, flimsy, insubstantial, rickety, unstable, ramshackle, crude, carelessly built, thrown together, makeshift, defective, faulty, flawed;
inferior, poor-quality, second-rate, third-rate, low-grade, cheap, cheapjack;
informal tacky, junky;
British, informal ropy, rubbish, grotty;
US, informal farkakte.
▷antonyms well made, sturdy, substantial.
jerry-built Oxford Dictionary of English