Asyndeton, n., the rhetorical figure whereby conjunctions are omitted from a series of related clauses. This is the one weapon in O'Farrell's armoury, and she beats us over the head with it.
It is cutting, sharp, unpredictable.
It gave him a sensation of lightness, of safety, of being entirely held and treasured.
sharp, clubbed, jabbing pain
A thread of honey stretches from comb to pot, widening, twisting.
He is imagining liaisons after tutoring, a walk in the woods, a meeting behind one of these sheds or outhouses.

Tfw I realize I use asyndeton heavily in my writing but didn't know the name for it.
Very glad to give you the word. The effect of it in Hamnet, where it's the one very overused flourish in an otherwise artless book, is really revolting. Obviously it can be used beautifully.