IPA: /ˌoʊvərˈleɪdən/
KK: /oʊvərˈleɪdn/
Having too much weight or too many things, making it difficult to carry or manage.
The truck was overladen with supplies, making it hard to drive safely.
Overladen → It is formed from "over-" (meaning excessively) and "laden" (from Old English "ladian", meaning to load). The word "overladen" means to load something excessively or beyond its capacity.
Think of loading something 'excessively' ('over-') — that's why overloaded means to have too much load.
No commonly confused words.