Present participle; Past participle - concocting - concocted Present - concoct - concoct - concocts - concoct - concoct - concoct Past - concocted - concocted - concocted - concocted - concocted - concocted Future - will concoct - will concoct - will concoct - will concoct - will concoct - will concoct Present conditional - would concoct - would concoct - would concoct - would concoct - would concoct - would concoct Present Perfect - have concocted - have concocted - has concocted - have concocted - have concocted - have concocted Past Perfect - had concocted - had concocted - had concocted - had concocted - had concocted - had concocted Future Perfect - will have concocted - will have concocted - will have concocted - will have concocted - will have concocted - will have concocted Past conditional - would have concocted - would have concocted - would have concocted - would have concocted - would have concocted - would have concocted Imperative - - - concoct - - - - - - - -