√sad 'sit'
present: [1.] s/Idati etc. V.+ s/Idate etc. -- [2.] s/atsi perfect: sas/Ada sed/us etc. V.+ sas/atTa sasadyAt sIdatus sedire aorist: [1.] /asAdi s/Adi -- [2.] /asadat etc. V.+ s/adaTas sadas etc. V.+ sadeyam etc. sadatu etc. s/adatam s/adant sadantAm sAdat- -- [3.] asIzadat etc. -- [4.] s/atsat -- [5.] asAdIt future: [1.] satsyati etc. sIdizyati -- [2.] sattA verbal: sann/a AV.+ satt/a sattum sIditum -s/adya V.+ -s/adam -s/ade -sAdam secondary: passive: sadyate -- intensive: sAsad- -- desiderative: sizatsa- -- causative: sAd/ayati etc. V.+ sAd/ayate etc. V.+ sAdyate etc. B.+ sisAdayiza- derivatives: s/ad V.+ sada B.+ -s/adya V.B.S. -s/adya (n.) V.B. -sadyA ÇB. sAd/a V.+ -sAdaka E.+ sAd/in AV.+ -sAdya E.+ s/adana V.+ s/Adana V.+ -sAdanIya E.+ s/adas V.+ -s/adi AV. sAdi E. sed/i AV.B.S. -sandI? AV.B.S. seduka E. satti V.+ s/attf V.B.U. sattr/a V.+ sanni C. s/adman V.+ sadm/an RV. -s/advan V.S. -sadvar/a B.S. -satsnu RV. sAdayitavya E.+ -sisAdayizu E. The stem sada, so far as accented s/ada, is perhaps rather a present-stem.