a priori: निगमनात्मक/ पहले से (based on theoretical deduction from previous facts or experiences)
par excellence: सर्वोत्कृष्ट (the very best, surpassing all others)
prima facie: प्रत्यक्ष/ प्रथम दृष्टि में/ पहली नज़र में सच मान लेना (at first sight/ accepted as true until proved otherwise)
persona non grata: अस्वीकार्य या अवांछित व्यक्ति (a person who is not welcome)
au fait: अभ्यस्त/ जानकार/ के प्रति सचेत (to be up-to-date and well-acquainted with something/ possessing considerable or intimate knowledge of something)