由于没有代码示例，我假设我理解正确。
我认为把这些词放进一个你相应风格的跨度中应该会有效果。

<div>
    <p>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>
        very long paragraph which doesn't end Edgar <span>TestingnamesonIdont'tknowwhatcanmakethispossiblyanylongerthanthiswhichIamdoingrightnow.</span>

    </p>
</div>

p{
    overflow-wrap: break-word;
    word-wrap: break-word;

    -ms-hyphens: auto;
    -moz-hyphens: auto;
    -webkit-hyphens: auto;
    hyphens: auto;
}

p span{

    overflow-wrap: normal;
    word-wrap: normal;
    -ms-hyphens: none;
    -moz-hyphens: none;
    -webkit-hyphens: none;
    hyphens: none;
}

希望这有帮助！