1. Definition: 1. come upon, as if by accident; meet with; "We find this idea in Plato"; "I happened upon the most wonderful bakery not very far from here"; "She chanced upon an interesting book in the bookstore the other day"

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1. Definition: 1. a reflex response to the passage of electric current through the body; "subjects received a small electric shock when they made the wrong response"; "electricians get accustomed to occasional shocks"

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1. Definition: 1. shake with seismic vibrations; "The earth was quaking"

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1. Definition: 1. move unsteadily; "His knees wobbled"; "The old cart wobbled down the street"

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1. Definition: 1. an almost pleasurable sensation of fright; "a frisson of surprise shot through him"

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1. Definition: 1. a musical note having the time value of an eighth of a whole note

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1. Definition: 1. move back and forth very rapidly; "the candle flickered"

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1. Definition: 1. loosely connected horny sections at the end of a rattlesnake's tail

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1. Definition: 1. an involuntary vibration (as if from illness or fear)

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1. Definition: 1. feel sudden intense sensation or emotion; "he was thrilled by the speed and the roar of the engine"

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1. Definition: 1. make high-pitched sounds, as of birds

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1. Definition: 1. a reflex motion caused by cold or fear or excitement

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