<p><strong>Conjunction</strong></p><ul><li>With which; by means of which.</li><li>Archaic: with what?</li><li>Because of which; by reason of which.</li><li>Whereupon; at which.</li></ul><p><strong>Adverb</strong></p><ul><li>Literary: with which; by means of which.</li></ul><p><strong>Pronoun</strong></p><ul><li>Archaic: that by which; that with which.</li></ul><p><strong>Noun</strong></p><ul><li>Rare: wherewithal.</li></ul>