different between shrinking vs apprehensive

English

shrink +? -ing.

shrinking

shrinking (plural shrinkings)

The act of one who, or that which, shrinks; act of becoming smaller or moving timidly away.
- 1822, The New Monthly Magazine and Literary Journal (volume 6, page 10)
  […] the silent grief beyond the power of words—the generous consolations of the noble sister—the shrinkings of the poor criminal, and his relapsings into a gentler penitence […]

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

apprehensive (comparative more apprehensive, superlative most apprehensive)

Anticipating something with anxiety or fear.
Perceptive; quick to learn; capable of understanding using one's intellect.
- 1670, John Milton, History of Britain
  More fond of Miracles, than apprehensive of Truth.
Synonym: quick on the uptake

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