overtax
From Longman Dictionary of Contemporary EnglishRelated topics: Taxovertaxo‧ver‧tax /ˌəʊvəˈtæks $ ˌoʊvər-/ verb [transitive] 1 WORK HARDto make someone do more than they are really able to do, so that they become very tiredovertax yourself Be careful you don’t overtax yourself.2 PETto make people pay too much tax→ See Verb tableExamples from the Corpusovertax• Since the operation, he's been careful not to overtax himself.• His friend fears the difficult work may overtax his weak brain.