Rock-oil : পেট্রোলিয়াম;
Related Words
recoil  rock oil  rock-oil  See Words Also In
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Appropriate Prepositions
Look over (পরীক্ষা করা): He was looking over the answer scripts.
Married to (বিবাহিত): Salma was married to a Govt. Officer.
Pleased with (সন্তুষ্ট): Shamim is pleased with all his employees.
Sick of (ক্লান্ত): He is sick of this idle life.
Welcome to (স্বাগত জানানো): You are welcome to our new office.
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Idioms
At death’s door (at the point of death- মৃত্যুর দ্বারে) The patient is now at death’s door.
At ease (in peace or pleasure – শান্তিতে বা আরামে) A man who has enemies can not live at ease.
At the latest (খুব বেশি দেরী হলে) He will arrive here at 5 p. m. at the latest.
On the wane (হ্রাসমান): His fame is on the wane now.
Turn a deaf ear to (pay no attention, প্রত্যাখান করা) —He turned a deaf ear to my proposal.