Improve تب و تاب meaning in English

Is there any meaning of the word تب و تاب that needs an edit? Please click that meaning to rewrite it.

fervour

Is there any meaning of the word تب و تاب that needs to be removed from the list? Please click that meaning to mark it for deletion.

fervour

Do you want to add a new meaning, definition, and a sentence of the word تب و تاب? Please feel free to add.