<span class="searchmatch">pfeift</span> <span class="searchmatch">hinterher</span> third-person singular present of hinterherpfeifen...
hinterherpfeifen (class 1 strong, third-person singular present <span class="searchmatch">pfeift</span> <span class="searchmatch">hinterher</span>, past tense pfiff <span class="searchmatch">hinterher</span>, past participle hinterhergepfiffen, auxiliary haben)...