Triennial : ত্রৈবার্ষিক; ত্রিবর্ষ স্থায়ী;
Related Words
treenail  triennial  trinomial  See Words Also In
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Appropriate Prepositions
Attend to(মনোযোগ দেওয়া): Please attend to my advice.
Bark at(ঘেউ ঘেউ করা): The dog is barking at the strange woman.
Behave towards(ব্যবহার করা): The students behaved objectionably towards the Head teacher.
Concern with (জড়িত থাকা): Asif is not concerned with this conspiracy.
Devoted to (মনোযোগী): He is devoted to music.
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Idioms
Breathe one’s last (decease, die- শেষ নিঃশেষ ত্যাগ করা, মরে যাওয়া) The man breathed his last in his native village.
Give one’s right arm (বিপদের ঝুকি নেয়া): I will give my right arm if I could manage the tickets.
Stone’s throw (অতি নিকটে): Our school is at a stone’s throw from our house.
Three R's (প্রাথমিক শিক্ষা)— He has not yet learnt the three R's.
To meet trouble half-way (পুরোপুরি মোকাবেলার আগেই হাল ছেড়ে দেয়া): He met trouble half way after getting the instructions.