adjective/kontumeˈɾjoso/
nitpicky, finicky, fussy, picky, persnickety, fastidious; complicated; tedious; time-consuming
Synonyms: quisquilloso, complicado, difícil, tedioso, engorroso
From contumeria + -oso, from contumelia (“offense, affront”), from Latin contumēlia (“insult”).