No. It is not a proper nou n.
"Dona" in Yiddish means "lady" or "woman." It is often used as a term of respect when addressing or referring to a woman.
Which term is associated with logical addressing?
When it precedes a person's name or when it is used as a direct address then it is capitalized. Examples: Sweetheart Anne I'm home, Sweetheart.
No, the term 'softball game' is not capitalized.
"La signorina" is Italian for "the young lady".
Typically, the term "nationalism" is not capitalized unless it is the beginning of a sentence.
less reactive
No, it shouldn't be.
No, the term "digital mail" should not be capitalized in a sentence unless it is at the beginning of a sentence or included in a title.
"Mistress" is the corresponding term here. When addressing children, the terms are usually used by household servants and other employees of a noble household (not necessarily royalty, but landed gentry) because the child is technically one of the people being waited upon (usually it is the child of the house's "lord" or "lady").
The term "harvest" should not be capitalized unless it is at the beginning of a sentence or part of a title.