विवृद्धि /vivṛddhi/ f.
1) рост, увеличение
2) преуспевание
3) фон. удлинение гласных

	sg.	du.	pl.
Nom.	vivṛddhiḥ	vivṛddhī	vivṛddhayaḥ
Gen.	vivṛddhyāḥ, vivṛddheḥ	vivṛddhyoḥ	vivṛddhīnām
Dat.	vivṛddhyai, vivṛddhaye	vivṛddhibhyām	vivṛddhibhyaḥ
Instr.	vivṛddhyā	vivṛddhibhyām	vivṛddhibhiḥ
Acc.	vivṛddhim	vivṛddhī	vivṛddhīḥ
Abl.	vivṛddhyāḥ, vivṛddheḥ	vivṛddhibhyām	vivṛddhibhyaḥ
Loc.	vivṛddhyām, vivṛddhau	vivṛddhyoḥ	vivṛddhiṣu
Voc.	vivṛddhe	vivṛddhī	vivṛddhayaḥ

Monier-Williams Sanskrit-English Dictionary
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  विवृद्धि [ vivṛddhi ] [ vi-vṛddhi ] f. growth , increase , augmentation , enlargement , furthering , promotion Lit. ŚrS. Lit. MBh. (acc. with √ [ gam ] , [ yā ] , " to be augmented or increased " )

   prosperity Lit. Mn. i , 31

   lengthening (of a vowel) Lit. Pāṇ. 8-2 , 106 Vārtt. , 1

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