√SU 'swell'
present: Sv/ayati etc. perfect: SuSAva SiSvAya SUSuvus etc. SUSuvat SUSuve S/USuvAna aorist: [1.] SUyAt -- [2.] /aSvat -- [3.] aSiSviyat aSUSuvat aSiSvayat -- [5.] aSvayIt [future: Svayizyati SvayitA ]verbal: Sv/ayitum SUz/aRi secondary: SUyate SoSu- SeSvi- SiSvayiza- SvAyaya- derivatives: -SU? S/ava B.+ SAva E.+ -Svan V.+ S/avas V.+ SavasAn/a RV. S/avizWa V.B. SoTa C. Sun/a V.B.S. S/Una V.+ S/Uny/a V.+ S/Ura V.+ S/avIra RV. Siv/a V.+ S/eva V.+ -S/evas AV. -SvAyin B. Svayana C. Svay/aTa B. SvayaTu C. SvAtr/a V.B. SvAnt/a RV. S/iSu V.+ -S/iSvan RV. -SiSvi RV. The perfect forms in RV. are ascribed by BR. (perhaps with better reason) to a separate root SU 'prevail'. The connection of a part of the derivatives given here with one another and with any assignable root is open to much question.