deriv SD cv (118) ashtadhyayi.com hei.de L 118 ETT STT a 8.1.2 ALPH OLDHOMEPAGE NEWHOMEPAGE
The second one of what is said twice is called a repeat (an /AmreDita).
So when you say sAdhu sAdhu साधु साधु "good! good!", the second sAdhu साधु is a repeat of the first one.
And in !**paTatpaTaditikaroti पटत्पटदितिकरोति, the second paTat पटत् is a repeat.
sarvasya dve < | 81002 tasya param AmreDitam | >> nitya;vIpsayoH |
ku;pvo Kka;Fpau ca <<< | L 118 | >>> kAn AmreDite |