40.forever=perpetual(a perpetual state never changes), immutable(something immutable will never change or be changed)

41.surprise=startle(it means surprise you slightly), astound(surprise you to a large degree),astonish(the same as astound)

42.enthusiasm=zeal (a great enthusiasm), fervency (sincere and enthusiasm)

43.quiet=tranquil(calm and peaceful), serene(calm and quiet)

44.expensive=exorbitant(it means too expensive that it should be)

45.luxurious=lavish(impressive and very expensive), sumptuous(grand and very expensive

46.boring=tedious(if you describe something tedious, you mean it is boring and frustrating)

47.respect=esteem(if you esteem someone, you respect and admire him/her. FORMAL)

48.worry=fret(if you fret about something, you worry about it)

49.cold=chilly(unpleasantly cold), icy(extremely cold)

50.hot=boiling(very hot)

51.dangerous=perilous(very dangerous, hazardous(dangerous, especially to people’s safety and health)

52.nowadays=currently

53.only=unique(the only one of its kind), distinctive;

54.stop=cease(if something ceases, it stops happening or existing)

55.part=component(the components of something are the parts that it is made of)

56.result=consequence(the results or effects of something)

57.obvious=apparent, manifest

58.basedon=derived fromcan see or notice them very easily)

60.quite=fairly

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