"Decad" is a word in ENGLISH

decad ENGLISH
Definition:

A decade.

Few words of positivity

Like an ant, I will find my way round any obstacle. Like a child, I will persevere with pinpoint focus.

Chris Murray, The Extremely Successful Salesman's Club

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Laugh your heart out.

How many C++ programmers does it take to change a light bulb?"You're still thinking procedurally! A properly designed light bulb object would inherit a change method from a generic light bulb class!"

decadal ENGLISH

Pertaining to ten; consisting of tens.

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decade ENGLISH

A group or division of ten; esp., a period of ten years; a decennium; as, a decade of years or …

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decadence ENGLISH

Alt. of Decadency

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decadency ENGLISH

A falling away; decay; deterioration; declension. \"The old castle, where the family lived in their decadence.\"

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decadent ENGLISH

Decaying; deteriorating.

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decadist ENGLISH

A writer of a book divided into decades; as, Livy was a decadist.

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