In sufficient : অপর্যাপ্ত; অপ্রতুল;
Related Words
in sufficient  insufficient  See Words Also In
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Appropriate Prepositions
Abide in(বাস করা): I abide in Dhaka with my family.
Ascend from (উপরে ওঠা): Rahim watched the mist ascending from the valley.
Cope with (এঁটে ওঠা; তাল মিলিয়ে চলা): They cannot cope with so much work.
Relevant to (প্রাসঙ্গিক): Your answer is not exactly relevant to my question.
Smile on/upon (অনুগ্রহ করা): Fortune smiles on/upon the brave.
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Idioms
At home (comfortable— আরাম) He feels at home in Dhaka now.
Irony of fate (ভাগ্যের পরিহাস): He could not succeed by irony of fate.
Slip of the pen (লেখায় অসতর্কতাবশত সামান্য ভুল): The mistake is due to a slip of the pen.
Square meal (পেট ভরা আহার): He is too poor to have a square meal everyday.
Yellow dog (হীন ব্যক্তি) - A yellow dog is always hated by all.