1) Anaesthetise 2) Anaesthetize 3) Anesthetise 4) Anesthetize 5) Anesthetize with ether 6) Etherise 7) Put out 8) Put to sleep 9) Put under 10) To convert into ether Found on https://www.crosswordclues.com/clue/etherize
E'ther·ize transitive verb [ imperfect & past participle Etherized ; present participle & verbal noun Etherizing .] [ Confer French éthériser .] 1. To convert into ether. 2. To render insensible by means of eth... Found on http://www.encyclo.co.uk/webster/E/70