gum up
Verb
Meaning
stick together as if with gum
Source: WordNetSynonyms
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Examples
the inside of the pipe has gummed up
And, they dominate the OCC staff with 'light-duty' officers whom the department's union steward testifies, bully the civilian staff and gum up investigations."
As she writes, “That was the problem — to want something so badly was to jam yourself into the wrong places, gum up the works, send clanging vibrations into the cosmos.
Since the NYT comments structure doesn’t easily support links, and I don’t want to gum up the site, I’m going to try to post just two, and guide you to the National Institute of Nursing Research website and to a basic Google search results list.