extensivenessextensometerexterior lines of communicationexterior wallexterminationexternexternal castexternal contactexternal drainage or exorheism or exorheismexternal furrowexternal lobeexternal moldexternal processextinct volcanoextinctionextinction coefficientextra normal soilextract assemblageextractionextraformationalextragalactic nebula or extragalactic or extragalacticextraneous ashextrapolationextraterrestrialextraumbilical apertureextravasationextreme value or extreme values or extreme valuesextrusionextrusive iceextrusive or eruptive or eruptive or volcanicexudation veinexuviaeeyeeye agateeye coal or coal or coaleye or capeyebareyebolteyed structure or augen structure or augen structureeyeleteyepieceeyestalk or ophthalmite or ophthalmiteeylettersiteeyseliteezcurriteeztlite
