Concave : অবতল। অবতলতা;
Related Words
communicable  con cave  concave  concavity  concavo-convex  conceive  conceived  conceives  concept  concepts  concessive  concubinage  concubine  See Words Also In
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Appropriate Prepositions
Adjacent to (সন্নিহিত): His house was adjacent to the bridge.
Desire for (আকাঙ্ক্ষা করা): He has no desire for money.
Guard from/against (রক্ষা করা): My parents always guard me from/against bad people.
Remedy for (প্রতিকার): There is no remedy for his misbehavior.
Smile on/upon (অনুগ্রহ করা): Fortune smiles on/upon the brave.
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Idioms
Acid test (অগ্নি পরীক্ষা): You must succeed in the acid test of the time you live in.45
A bed of roses - (সুখকর অবস্থা): Life is not a bed of roses.
Birds of a feather (persons of like disposition-একই পর্যায়ের লোক) Bird’s of a feather flock together.
Learn by heart (মুখস্থ করা)— He learnt the poem by heart.
Ups and downs (উত্থান পতন)- There is ups and downs in a man's life.