misthink
verb
mis·think ˌmis-ˈthiŋk 
misthought ˌmis-ˈthȯt ; misthinking
; misthinking intransitive verb
archaic : to think mistakenly or unfavorably
transitive verb
archaic : to think badly or unfavorably of
Word History
First Known Use
circa 1530, in the meaning defined at intransitive sense