HinKhoj Dictionary

Study of earth and rocks - Geology
Study of election trends - Psephology
Study of flying aero planes - Aviation
Study of handwriting - Graphology
Study of hereditary, genes and variation in living organisms - Genetics
Study of languages - Philology

Flak: Intense adverse criticism
Hinterland: A remote and undeveloped area
Nazi: A German member of Adolf Hitler's political party
Zeitgeist: The spirit of the time; the spirit characteristic of an age or generation
Angst - fear, depression, anger
Fest - feast, celebration, party

Corps and Corpse

Corps - a body of people associated together/ a military unit trained to perform particular duties (सेना/ समूह/ सैन्यदल)
The diplomatic corps found houses close to each other.

Corpse - a dead body, usually of a human being (शव/ मृत शरीर)
The actor had to play a corpse lying in a morgue.

Keep a secret - राज़ रखना/ किसी को न बताना।
Keep a promise - अपने वचन को पूरा करना।
Keep in mind - याद रखो/ याद रखना।
Keep the change - छुट्टे/ खुले पैसे आप रखें।
Keep away - दूर रहो।
Keep calm - शांत रहो/ शांति रखो।

Astounding
Bedazzling
Brilliant
Breathtaking
Classy
Compelling
Dazzling
Eclipsing
Elite
Enriching