1.Sinuous=लहरदार, टेढ़ा-मेढ़ा, घुमावदार

Meaning/अर्थ: having many curves and turns.

Synonym/पर्यायवाची: windy, serpentine, curving, twisting

Antonym/विपरीत: straight

Sentence/वाक्य: "the river follows a sinuous trail through the dale"

2.Revulsion= घृणा, आकस्मिक परिवर्तन

Meaning/अर्थ: a sense of disgust and loathing.

Synonym/पर्यायवाची: disgust, repulsion, abhorrence,

Sentence/वाक्य:"news of the attack will be met with sorrow and revulsion"

3.Eulogize=स्तुति करना/कह कर या लिख कर किसी की प्रशंसा करना

Meaning/अर्थ: praise highly in speech or writing.

Synonym/पर्यायवाची: acclaim, extol;

Antonym/विपरीत: criticize

Sentence/विपरीत: "he was eulogized as a rock star"

4.Valorize=मूल्य या वैधता के लिए मूल्यांकन

Meaning/अर्थ: give or ascribe value or validity to.

Synonym/पर्यायवाची: Price -fixing

Sentence/वाक्य: the culture valorizes the individual"

5.Lamentation=विलाप,क्रंदन

Meaning/अर्थ: the passionate expression of grief or sorrow; weeping.

Synonym/पर्यायवाची: crying, sobbing, moaning

Sentence/वाक्य: "scenes of lamentation"

6.Tautology=पुनरुक्ति

Meaning/अर्थ: the saying of the same thing twice over in different words, generally considered to be a fault of style 

Synonym/पर्यायवाची: repetition, repetitiveness 

Sentence/वाक्य: When the lawyer spoke to the jury, he used tautology to make the jurors aware of his point without being repetitive.

7.Perfidious=विश्वासघाती

Meaning/अर्थ: deceitful and untrustworthy.

Synonym/पर्यायवाची: treacherous, duplicitous, deceitful, disloyal, faithless, unfaithful, traitorous

Antonym/विपरीत: faithful, loyal

Sentence/वाक्य: "a perfidious lover"

8.Altercation=झगडा,झड़प

Meaning/अर्थ:  a noisy argument or disagreement, especially in public.

Synonym/पर्यायवाची: argument, quarrel, squabble, fight,

Sentence/वाक्य:"I had an altercation with the ticket collector"

9.Sentinel=प्रहरी,पहरेदार,सिपाही

Meaning/अर्थ: a soldier or guard whose job is to stand and keep watch.

Synonym/पर्यायवाची: guard, keeper

Sentence/वाक्य: "soldiers stood sentinel with their muskets"

10.Laggard=सुस्त,फिसड्डी

Meaning/अर्थ: a person who makes slow progress and falls behind others.

Synonym/पर्यायवाची: straggler, loiterer, lingerer, dawdler

Sentence/वाक्य:"staff were under enormous pressure and there was no time for laggards"