Add word Chai

[canaryGrapher]

Add all the definitions of Chai in a file named Chai_noun.json in folder C

Refer CONTRIBUTING.md for more details on how to contribute.

Comment the words you'll be adding if you're are working on this issue to avoid conflicts.
Add a reference to this issue i.e Issue # in your pull request description.

[welcome]

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[aastha0326]

/assign