동사 'do'의 2인칭 단수 직설법 현재형으로, 대명사 'thou'와 함께 쓰이는 고어체 표현.
The archaic second-person singular present indicative form of the verb 'do', specifically used with the pronoun 'thou'.
예문:
"Dost thou believe in the power of fate?"
"Why dost thou look so pale this morning?"
"Thou dost speak with great wisdom, my child."