When your cute neighbor is staring at you because you have spinach in your teeth and you think he's looking because you have a cute new haircut, this is an example of a time when you misconstrue his attention.
transitive verb-·strued′, -·stru′ing
transitive verbmis·con·strued, mis·con·stru·ing, mis·con·strues
(third-person singular simple present misconstrues, present participle misconstruing, simple past and past participle misconstrued)
mis- +"Ž construe