Without knowing your intended use of the word, it is safe to say that "purpose" can normally be pluralized to "purposes".
yes it is a real word. It is also correct grammatically and more stupid is not correct.
Yes, it is.
No, selled is not grammatically correct in English.The correct past tense of 'sell' is sold.
yes it is, if you type this way, "in-chargeship"
No it doesn't require to be capitalized.
Both are grammatically correct, but the normal word-order is "you are correct." The inverted word-order of "correct you are" is used for an emphatic, ironic or humorous effect.
No it isn't a grammatically correct word.
no
Yes, "evidenced" is a grammatically correct word. It is the past tense of the verb "evidence," meaning to show or prove something.
The word "they're is pronounced grammatically correct. It is the shortened version of the words "they are".
The correct spelling of the word "grammatically" is G-R-A-M-M-A-T-I-C-A-L-L-Y.
yes it is a real word. It is also correct grammatically and more stupid is not correct.
Yes, it is grammatically correct to end a sentence with the word "so." However, it may be informal or conversational in style.
Yes, it is.
The word "they're is pronounced grammatically correct. It is the shortened version of the words "they are".
No, selled is not grammatically correct in English.The correct past tense of 'sell' is sold.
No, it is not. The "question word," why, should be at the beginning of the sentence. Why was she promoted?