IPA: //ˌmʌltiˈkɔːzəl//
KK: /mʌltiˈkɔːzəl/
Describing something that has more than one cause or reason for its existence or occurrence.
The multicausal nature of the problem made it difficult to find a single solution.
Multicausal → It is formed from "multi-" (meaning many) and "causal" (from Latin "causalis", meaning relating to a cause). The word "multicausal" refers to something that has many causes or factors contributing to it.
Think of 'many' ('multi-') causes ('causal') working together to create an effect.
No commonly confused words.