HinKhoj Dictionary

Pristine- अपरिवर्तित/ असली (in its original condition; unspoiled)
Elusive- हाथ न आनेवाला (difficult to find, catch, or achieve)
Conundrum- समस्या/ पहेली (a confusing or difficult problem or question)
Ubiquitous- सर्वव्यापी (present, appearing, or found everywhere)
Alleviate- कम करना (to make (suffering, deficiency, or a problem) less severe)
Eminent- प्रसिद्ध (famous and respected within a particular sphere or profession)
Inevitable- निश्चित (certain to happen; unavoidable)
Ambiguous- (अस्पष्ट) open to more than one interpretation; unclear or inexact.
Conscientious- (कर्त्तव्यनिष्ठ) wishing to do one’s work or duty well and thoroughly.
Melancholy- (उदासी) a feeling of deep sadness; sorrowful.