A firecracker that won't go off is generally called a "dud," which is a palindrome (spelled the same when read forwards or backwards).
dud
dud
When the moshling appears, light the firecracker with the matches. (It will not work if the moshling isn't there)
A good DEED is a palindrome for good work done by a scout.
A palindrome for something that fails to work is "bug".
deed
dud
dud
Deed
deed
Firecracker can be translated as:KnallerKnallkörperKnallbonbonBöllerKracher
Hindi / Urdu name for firecracker is "Patakha"