Use no-break hyphen for sounds

src/epub/content.opf

@@ -58,7 +58,7 @@
 		<dc:source>https://gutenberg.net.au/ebooks02/0200421h.html</dc:source>
 		<dc:source>https://catalog.hathitrust.org/Record/001028397</dc:source>
 		<meta property="se:production-notes">At the time of production, no US transcription existed, so a Project Gutenberg Australia transcription was used and compared against a US PD scan. The PG Australia transcription put all of the text for each blockquote (letters, etc.) into a single paragraph, so the original paragraph breaks had to be added to each. All the thematic breaks were also missing and had to be added.</meta>
-		<meta property="se:word-count">364123</meta>
+		<meta property="se:word-count">364139</meta>
 		<meta property="se:reading-ease.flesch">68.7</meta>
 		<meta property="se:url.encyclopedia.wikipedia">https://en.wikipedia.org/wiki/An_American_Tragedy</meta>
 		<meta property="se:url.vcs.github">https://github.com/standardebooks/theodore-dreiser_an-american-tragedy</meta>

src/epub/text/chapter-2-47.xhtml

@@ -81,23 +81,23 @@
 			<p>And suddenly becoming conscious that his courage, on which he had counted so much this long while to sustain him here, was leaving him, and he instantly and consciously plumbing the depths of his being in a vain search to recapture it.</p>
 			<hr/>
 			<p>
-				<i>Kit, kit, kit, Ca-a-a-ah!</i>
+				<i>Kit, kit, kit, Ca‑a‑a‑ah!</i>
 			</p>
 			<p>
-				<i>Kit, kit, kit, Ca-a-a-ah!</i>
+				<i>Kit, kit, kit, Ca‑a‑a‑ah!</i>
 			</p>
 			<p>
-				<i>Kit, kit, kit, Ca-a-a-ah!</i>
+				<i>Kit, kit, kit, Ca‑a‑a‑ah!</i>
 			</p>
 			<hr/>
 			<p>(The weird, haunting cry of that unearthly bird again. So cold, so harsh! Here it was once more to startle him out of his soul flight into a realization of the real or unreal immediate problem with all of its torturesome angles that lay before him.)</p>
 			<p>He must face this thing! He must!</p>
 			<hr/>
 			<p>
-				<i>Kit, kit, kit, Ca-a-a-ah!</i>
+				<i>Kit, kit, kit, Ca‑a‑a‑ah!</i>
 			</p>
 			<p>
-				<i>Kit, kit, kit, Ca-a-a-ah!</i>
+				<i>Kit, kit, kit, Ca‑a‑a‑ah!</i>
 			</p>
 			<hr/>
 			<p>What was it sounding⁠—a warning⁠—a protest⁠—condemnation? The same bird that had marked the very birth of this miserable plan. For there it was now upon that dead tree⁠—that wretched bird. And now it was flying to another one⁠—as dead⁠—a little farther inland and crying as it did so. God!</p>
@@ -124,13 +124,13 @@
 			<p>And apart from that, nothing⁠—a few ripples⁠—the peace and solemnity of this wondrous scene. And then once more the voice of that weird, contemptuous, mocking, lonely bird.</p>
 			<hr/>
 			<p>
-				<i>Kit, kit, kit, Ca-a-a-ah!</i>
+				<i>Kit, kit, kit, Ca‑a‑a‑ah!</i>
 			</p>
 			<p>
-				<i>Kit, kit, kit, Ca-a-a-ah!</i>
+				<i>Kit, kit, kit, Ca‑a‑a‑ah!</i>
 			</p>
 			<p>
-				<i>Kit, kit, kit, Ca-a-a-ah!</i>
+				<i>Kit, kit, kit, Ca‑a‑a‑ah!</i>
 			</p>
 			<hr/>
 			<p>The cry of that devilish bird upon that dead limb⁠—the wier-wier.</p>