HinKhoj Dictionary

Ineffable (adjective) अवर्णनीय/ अकथनीय
Meaning: causing so much emotion, especially pleasure, that it cannot be described
The beauty of a sunrise in Mount Abu is ineffable.

Petrichor (noun) सौंधी खुशबू
Meaning: the smell produced when rain falls on dry ground, usually experienced as being pleasant
After a month-long dry spell, petrichor was a welcome scent.

Lassitude (noun) थकान
Meaning: physical or mental tiredness
Symptoms of anaemia include general fatigue and lassitude.

Inure (verb) अभ्यस्त करना/ सहनशील बनाना
Meaning: to accustom to accept something undesirable
After living in Alaska for years I've become inured to the cold climate.

Nemesis (noun) अभिशाप/ दंड
Meaning: (a cause of) punishment or defeat that is deserved and cannot be avoided
Inward suffering is the worst of nemesis.

comatose (बेहोश) - energetic (ऊर्जावान)
commotion (हंगामा) - calmness (शांति)
communicable (कथनीय) - incommunicable (अवर्णनीय)
commemorate (स्मरण करना) - ignore (अनदेखा करना)
commend (सराहना करना) - criticise (आलोचना करना)
compassion (सहानुभूति) - coldness (स्नेहहीनता)
compelling (सम्मोहक) - boring (उबाऊ)
composure (आत्मसंयम) - agitation (बेचैनी)

Lithe (adjective) लचकदार
Meaning: young, healthy, attractive, and able to move and bend smoothly
Her walk is lithe and graceful.

Pristine (adjective) आरम्भिक और अपरिवर्तित
Meaning: new or almost new, and in very good condition
We've just moved into our pristine new house.

Tryst (noun) गुप्त भेंट
Meaning: a meeting between two people who are having a romantic relationship, especially a secret one
The actor went public about her alleged tryst with his co actor.

Paradox (noun) विरोधाभासी
Meaning: a situation or statement that seems impossible or is difficult to understand because it contains two opposite facts or characteristics
He was a paradox—a loner who loved to chat to strangers.

Homophones are words that are pronounced alike but their spellings or meanings are different.

For example; to, too and two/ hair, hear and here/ there and their

Homographs are words that are spelled alike but mean different.

For example, Bear (to endure) and Bear (animal)/ Park (a large public garden or area of land used for recreation) and Park (bring (a vehicle that one is driving) to a halt and leave it temporarily, typically in a car park or by the side of the road)

Homonyms are words that are either homographs or homophones. It is said that homonyms should be restricted to words that spell alike and have different pronunciations and meanings. 

For example: "No" and "know" are homonyms. "Bow" (bend at the waist) and "bow" (weapon) are also homonyms.

Cliche - An overused idea or expression
Debacle - Failure
Faux - False, imitation or not real
Genre - A kind, type or category
Queue - A line
Chauffeur - A person who driver others
Bouquet - A bunch of flowers or an arrangement of flowers
Arcade - A passageway or sometimes also used for a place where video games are played
Pavilion - A part of the building that is open to the outside
Cafe - A coffeehouse
Diner - A small restaurant
Bon appetit - Enjoy your meal
Menu - A list of food items or dishes
A la carte - According to the menu
Chic - Stylish
Couture - Fashionable