Optimists : আশাবাদী; আশাবাদী ব্যক্তি; আশাবাদী দার্শনিক; মঙ্গলবাদী;
Related Words
optimistic  optimistically  optimists  See Words Also In
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Appropriate Prepositions
Arrive at(উপস্থিত হওয়া, পৌছানো): The train arrived at Dhaka station on time.
Ascend from (উপরে ওঠা): Rahim watched the mist ascending from the valley.
Convince of(বিশ্বাস হওয়া): I am convinced of your efficiency.
Look over (পরীক্ষা করা): He was looking over the answer scripts.
Regret for (দুঃখ করা): We regretted for his failure.
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Idioms
At one’s elbow (near at hand — হাতের কাছে – adv.) His private secretary is always at his elbow.
Breathe one’s last (decease, die- শেষ নিঃশেষ ত্যাগ করা, মরে যাওয়া) The man breathed his last in his native village.
Cut to the quick (মর্মাহত হওয়া): I was cut to the quick by his birds.
Fish out of water (অস্বস্তিকর অবস্থা): When he came to the village, he felt like fish out of water.
With the sweat of one’s brow (মাথার ঘাম পায়ে ফেলে) — He earns his livelihood with the sweat of his brow.