I think I’d say le-TIL-da, so no TH because with the TH it is sort of hard to say.
I personally like [name_f]Hilda[/name_f] and I think it’s nicer than Lethilda. I also love [name_f]Matilda[/name_f].
How about:
[name_f]Hilde[/name_f] (hil-deh)
[name_f]Brunhild[/name_f], [name_f]Brunhilde[/name_f]
[name_f]Brunhilda[/name_f]
[name_f]Gunhilda[/name_f]
[name_f]Swanhilda[/name_f]
[name_f]Clothilde[/name_f]
[name_f]Clothilda[/name_f]
Kriemhilde
Kriemhilda
[name_f]Reinhilde[/name_f]
[name_f]Reinhilda[/name_f]
[name_f]Mathilde[/name_f], [name_f]Matilde[/name_f] (mah-teeld, mah-till-deh)
Mechthild (this is [name_m]German[/name_m] but it is hard to say)
[name_f]Tilda[/name_f] (would this work?)
[name_f]Maud[/name_f], [name_f]Maude[/name_f] (these are forms of Matilda)
[name_f]Mafalda[/name_f] (form of Matilda)
[name_f]Tillie[/name_f] (too nickname-ish for me)
[name_f]Hildegard[/name_f], [name_f]Hildegarde[/name_f]
[name_f]Ilda[/name_f] (apparently this is Italian for [name_f]Hilda[/name_f]. I think it’s pretty)
[name_f]Elda[/name_f] (also Italian)
[name_f]Swanhild[/name_f]
Torhild
Ragnhild
Eoforhild
Alfhild
Otherwise maybe just [name_f]Hilda[/name_f] as a middle name and you pick a first name you love?
I’d probably say luh-TIL-da, and I do think it’s adorable! On that same note, there’s also [name_f]Otthilda[/name_f] and [name_f]Reinhilda[/name_f] (nn Reina!).
There’s always a nickname like Hildie/Hildy to soften it a bit.