Rantankerous (adj) (informal) (US) (rare)
ran-tan-ker-us
Ill-tempered, quarrelsome, ‘ornery’; = “cantankerous”.
Mid 19th century; earliest use found in James Kirke Paulding (1778–1860). Alteration of cantankerous, probably after either rancorous or rant.
Example sentences
“After his rantankerous outburst.”