4. masculine stems ending in -i (paradigm agni-, fire):
 
  Sg. Du. Pl.
Nom. agnih agni agnayah
Acc. agnim agni agnin
Ins. agnina agnibhyam agnibhih
Dat. agnaye agnibhyam agnibhyah
Abl. agneh agnibhyam agnibhyah
Gen. agneh agnyoh agninam
Loc. agnau agnyoh agnisu
Voc. agne agni agnayah