meaning of vacillating

[Inna]

Synonyms Lesson, Advanced Level

ESL/EFL Test #106 "Synonyms for stagger and walk", question 10

Although this antique clock hasn't been working for ages now it looks to me that its big hand is ......... from time to time.

(a) reeling
(b) lurching
(c) vacillating
(d) straying

Synonyms Lesson, Advanced Level

ESL/EFL Test #106 "Synonyms for stagger and walk", answer 10

Although this antique clock hasn't been working for ages now it looks to me that its big hand is vacillating from time to time.

Correct answer: (c) vacillating
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meaning of vacillating

Inna

[Mister Micawber]

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Look up 'vacillate' in your dictionary.
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Canadian-American native speaker
who teaches English for a living at Mister Micawber's
ESL cafe: Interview with Mister Micawber