<p><strong>Pronoun</strong></p><ul><li>Plural: you or ye</li><li>Objective: you or ye</li><li>Possessive: your or yours</li><li>Objective: thee</li><li>Possessive: thy or thine</li><li>Singular: thou</li><li>Archaic except in some elevated or ecclesiastical prose</li><li>The second person singular subject pronoun, equivalent to modern you (used to denote the person or thing addressed): "Thou shalt not kill."</li><li>(Used by Quakers) a familiar form of address of the second person singular: "Thou needn’t apologize."</li></ul><p><strong>Verb</strong></p><ul><li>(Used with object) to address as “thou,” especially during an era of historical English when “thou” was distinguished as an informal form of you: "It would have been scandalous for household staff to thou the lord of the manor."</li><li>(Used without object) to use “thou” in discourse: "There are still Quakers who thou as a matter of custom."</li></ul>