The correct spelling of the phrase "doest something for" is actually "does something for" in modern English usage. The word "doest" is an archaic form of the verb "do" that was used in Early Modern English (16th-17th centuries). The correct pronunciation of "does" is /dʌz/ with the "s" pronounced as a "z" sound in American English. However, in British English, "does" is pronounced as /dʌz/ with the "s" still pronounced as an "s" sound.
The phrase "doest something for" is an archaic form of English that is no longer commonly used in contemporary language. However, it was prevalent in Early Modern English, particularly during the Shakespearean era.
In this context, "doest" is the second-person singular form of the verb "do" used as an auxiliary or helping verb. Meanwhile, "something" refers to an unspecified action or activity. The preposition "for" indicates the purpose or benefit of the action being performed.
Therefore, when "doest something for" is used, it implies that the subject is undertaking or executing an action to achieve a specific purpose or outcome, often benefiting someone or something. The phrase conveys the idea of performing a task, favor, or service for the advantage or welfare of another.
For instance, in Shakespeare's plays, characters frequently employ this language pattern. One might say, "Thou doest something for me when thou speakest kind words," indicating that the person is grateful and appreciative of the kind words spoken by the other individual.
Overall, the expression "doest something for" denotes an action performed for the purpose of providing a benefit, assistance, or support to another person or entity. Despite its obsolescence in modern English, understanding its meaning can enhance comprehension when reading old literary texts or engaging with historical language usage.