érdekldkkel
The term "érdekldkkel" is not a recognized word in any major language, including Hungarian, where a similar-sounding word like "érdeklődés" (interest) exists. It is possible that "érdekldkkel" is a misspelling, a neologism, or a term specific to a very niche context. Without further information or clarification, its meaning and origin remain unknown.
If "érdekldkkel" was intended to be "érdeklődés" in Hungarian, it would refer to the state of being
Alternatively, "érdekldkkel" might be a typographical error in a different language entirely. Many words can be
Given the lack of readily available information, any attempt to define "érdekldkkel" definitively would be speculative.