As nouns the difference between dek and subheadline
is that dek is (journalism|slang) the subhead of a news story while subheadline is a smaller, secondary headline that usually elaborates on the main headline above it.
dek
English
Alternative forms
* deck
Noun
(
en noun)
(journalism, slang) The subhead of a news story.
Anagrams
*
*
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subheadline
English
Noun
(
en noun)
A smaller, secondary headline that usually elaborates on the main headline above it.
Hypernyms
* subhead
* subheading