Hindi

Noun

सिद्धि • ‎(sid'dhi) ? ‎(Urdu spelling سددھ)

1. accomplishment
2. achievement
3. attainment
4. success
5. substantiation

Sanskrit

Noun

सिद्धि • ‎(siddhi) f

1. success, perfection, attainment, determination, substantiation
2. maturing, efficiency
3. work of art
4. acquisition of supernatural powers by magical means
5. a kind of medicinal root

References

• “Sanskrit Dictionary for Spoken Sanskrit”, in (Please provide the title of the work), accessed 2012-03-06