The Jewishgen Given Names Database will give you some more ideas https://www.jewishgen.org/databases/GivenNames/search.htm. There is a DM Soundex option that is often worth using.
Note that you can search using different European origin countries. Lithuania will usually give you more possibilities than Belarus.
* For Lithuania under "Gedalia" there are: Charles / Daniel / Gedaliah / George / Gilbert / Gustav / Jacob / Julius / Harry.
* For Belarus: George / Gilbert.
Under Hinda, find Anna / Hanna / Helen / Hilda /HINDA / Ida / Irma / Sylvia.
One might expect sometimes therefore also to see variants of these as time passed; so for Anna: Anne, Anny, Annie, Fanny, Fannie and so on; for Ida: Idel, Ita, Itel, Etel, Ethel, Ethyl.
People could always choose to use completely unrelated names: I have one "Chaim Mendel" who in the end settled on "Arthur Emanuel".
SHADUR, SADUR, SHADER, SADER, CHADOUR, SADOUR, SHADOUR, SZADUR from Salakas, Lithuania
MINDEL, MINDELL from Utena and Vyzuonos, Lithuania
FELLER from Pabrade, Lithuania