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adj. Ill-tempered and quarrelsome; disagreeable: disliked her cantankerous landlord.

adj. Difficult to handle: "had to use liquid helium, which is supercold, costly and cantankerous” ( Boston Globe).

adj. given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby.

adj. Perverse; contentious; ugly; malicious.

Given to or marked by ill-tempered contradiction or opposition; contradictory; mulish; contentious; cross; waspish; ill-natured: as, “a cantankerous humour,”

adj. stubbornly obstructive and unwilling to cooperate

adj. having a difficult and contrary disposition

"Celestino, an anarchist veteran of the Spanish Civil War, lives in cantankerous old age in Paris, complaining to his daughter about their host country, yet not daring to return home for fear of Francoist reprisal."

obstinate    unregenerate    stubborn    ill-natured   

perverse    contentious    ugly    malicious    ill-tempered   

rancorous   

ill-tempered    bad-tempered    crabbed    splenetic    crusty