HinKhoj Dictionary

A person, especially a child, with exceptional talents or abilities - Prodigy
A person who challenges established beliefs or institutions - Iconoclast
A person who is overly concerned with minor details or rules - Pedant
A person who values practicality over theoretical considerations - Pragmatist
A person who is rude, insensitive, and uncultured - Boor
A person who believes that pleasure and happiness are the primary goals of life - Hedonist
A person who has partial or complete loss of memory - Amnesiac
A person or thing that causes a change or event to happen - Catalyst

Contro = 'CONTRADICTORY' (or opposite) Nym = 'NAME'
They are also called 'auto-antonyms' because contronyms में एक ही शब्द के दो अर्थ एक दूसरे के opposite होते हैं।

TRANSPARENT
1) Obvious or apparent (easily visible or understood) - जो साफ़/ स्पष्ट दिखाई दे या समझ में आ जाए।
It was transparent that she was lying.
2) Something so clear and see-through that it appears almost invisible - जो इतना साफ़ या पारदर्शी हो कि दिखाई ही न दे।
I bumped into a transparent glass door.

TO CLEAVE
1) To cling to something or join/ stick two things together (किसी चीज़ से लिपटना या दो चीजों को एक साथ जोड़ना या चिपकाना)
The monkey's baby was cleaving to his mother's body.
2) To split something into parts (especially along a straight line) (दो हिस्सों में काटना या चीरना; विशेष रूप से एक सीधी रेखा में)
He borrowed my ax to cleave the wood for the bonfire.

गणतंत्र दिवस : Republic Day
संविधान : Constitution
राष्ट्रीय झंडा/तिरंगा : National Flag/Tricolour
परेड : Parade
गणराज्य : Republic
राष्ट्रगान : National Anthem
मुख्य अतिथि : Chief Guest
समारोह : Ceremony
वीरता पुरस्कार : Gallantry/Bravery Awards
संवैधानिक : Constitutional
लोकतंत्र : Democracy
शहीद : Martyr
श्रद्धांजलि : Homage/Tribute
तिरंगा फहराना : Hoisting the Tricolour
सांस्कृतिक कार्यक्रम : Cultural Programs
देशभक्ति : Patriotism
झांकी : Tableau/Pageant
सैनिक शक्ति : Military Might
शपथ : Pledge/Oath

Difficulties make us stronger. 

मुश्किलें हमें मज़बूत बनाती है।

चालक - Driver
पैदल यात्री - Pedestrian
पीड़ित - Victim
प्रत्यक्षदर्शी - Eyewitness
दर्शक - Bystander
प्रथम सहायता कर्मी - First responder
सड़क हादसा - Road accident
टक्कर मारना - Ram
टक्कर - Collision
दुर्घटना / भिड़ंत - Crash
हादसा - Mishap
आमने सामने की टक्कर - Head on collision
पीछे से टक्कर - Rear end collision