Hero
There is no opposite gender for the noun 'misdeed'. The noun misdeed is a neuter noun, a word with no gender.
The noun 'singer' is a common gender noun, a word for a male or a female who sings. There is no opposite gender noun for singer.
Heroine
Heroine
There is no opposite gender noun for the noun delegate.The noun 'delegate' is a common gender noun, a word for a male or a female.
There is no opposite gender noun for the noun miner.The noun miner is a common gender noun, a word for a male or a female person who works in a mine.
The noun 'one' is a neuter noun, a word for something that has no gender. There is no opposite for neuter.
The opposite gender for paper is masculine, so it would be referred to as "he".
The gender specific noun for a male is a sultan; the gender specific noun for a female member of a sultan's family is sultana.
There is no opposite gender noun for the noun delegate.The noun 'delegate' is a common gender noun, a word for a male or a female.
The opposite gender of "lady" is "gentleman."