IPA: /ˈoʊvərˌwɜrkt/
KK: /oʊvərˈwɜrkt/
Experiencing too much work or stress, often leading to exhaustion or fatigue.
After working late every night for a month, she felt completely overworked and needed a break.
Overworked → It is formed from "over-" (meaning excessively) and "work" (from Old English "weorc", meaning labor or effort) and the suffix "-ed" (indicating a past participle). The word "overworked" means having been subjected to excessive labor or effort.
Think of being 'excessively' ('over-') engaged in 'labor' ('work') — that's why overworked means having too much work.