punctilious

 
Pronunciation: /pʌŋ(k)ˈtɪlɪəs/

adjective

  • showing great attention to detail or correct behaviour: he was punctilious in providing every amenity for his guests

Derivatives

punctiliously

adverb

punctiliousness

noun

Origin:

mid 17th century: from French pointilleux, from pointille, from Italian puntiglio (see punctilio)

Spelling help

Remember that punctilious is spelled with a single l.