New posts in if-vs-whether

'Would/do you mind' + whether (polite indirect questions)

politeness indirect-question whether if-whether if-vs-whether

Is "curious if" improper to use compared to alternatives such as "curious as to" or "curious whether"?

grammar if-vs-whether

If I were him, I would doubt if she (is/was/were?) serious about this relationship

conditionals subjunctive-mood backshifting subordinate-clauses if-vs-whether