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Pronunciation varies by accent · noun
An opioid analgesic drug from the thiambutene family..
Use morpholinylthiambutene when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Morpholinylthiambutene means An opioid analgesic drug from the thiambutene family..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use morpholinylthiambutene where its definition matches the intended context.
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