I AM A WORD OF SIX MY FIRST THREE LETTERS REFER TO ALL AUTOMOBILE MY LAST 3 LETTERS REFER TO A HOUSEHOLD ANIMAL MY FIRST 4 LETTERS IS RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

Noel (more literally no l). Did you answer this riddle correctly?
YES  NO  

They are the only three US state abbreviations whose two letters are next to each other in the alphabet.

DE Delaware
HI Hawaii
MN Minnesota Did you answer this riddle correctly?
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Earth and heart Did you answer this riddle correctly?
YES  NO  

Justoneword Did you answer this riddle correctly?
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SAG Did you answer this riddle correctly?
YES  NO  

Because they whistle while they work. Did you answer this riddle correctly?
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Ignoring travellers Did you answer this riddle correctly?
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"WHATSAPP"

1st , 2nd , 3rd and 4th letter -> WHAT (A Question)

2nd , 3rd and 4th letter -> HAT (protects our head)
5th , 6th and 7th letter -> SAP or more precisely SAP-LABS ( A German multinational software corporation that makes enterprise software to manage business operations and customer relations)
7th and 8th letter -> PP (same) Did you answer this riddle correctly?
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ROMANCE

If you have other answers please comment them. Did you answer this riddle correctly?
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C and y Did you answer this riddle correctly?
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Weights. Did you answer this riddle correctly?
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SWIMS. If you turn the word upside down its the same word (the W and M flip to resemble themselves). Did you answer this riddle correctly?
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A tie. Did you answer this riddle correctly?
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A cheetah! Did you answer this riddle correctly?
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Smiles. There's a mile between the beginning and end. Did you answer this riddle correctly?
YES  NO