"overheated" in the verb sense
1. overheat
get excessively and undesirably hot
"The car engines overheated"
2. overheat
make excessively or undesirably hot
"The room was overheated"
"overheated" in the adjective sense
1. overheated
heated beyond a safe or desirable point
"the child became overheated"
"overheated metal"
Source: WordNet® (An amazing lexical database of English)
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