to thunder
Regular verb: thunder - thundered- thundered

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
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doesit thunder?
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isit thundering?
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did it thunder?
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wasit thundering?
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Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
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hasit thundered?
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hasit been thundering?
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had it thundered?
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had it been thundering?
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Future 	Future continuous 	Future perfect 	Future perfect continuous 	
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 will it thunder?
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 will it be thundering?
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 will it have thundered?
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 will it have been thundering?
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Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
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 would it thunder?
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 would it be thundering?
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 would it have thundered?
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 would it have been thundering?
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Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to thunder 	 	-
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Participle 	
Present 	Past 	 	 	
thundering	thundered