Present participle; Past participle - taxiing - taxied Present - taxi - taxi - taxis - taxi - taxi - taxi Past - taxied - taxied - taxied - taxied - taxied - taxied Future - will taxi - will taxi - will taxi - will taxi - will taxi - will taxi Present conditional - would taxi - would taxi - would taxi - would taxi - would taxi - would taxi Present Perfect - have taxied - have taxied - has taxied - have taxied - have taxied - have taxied Past Perfect - had taxied - had taxied - had taxied - had taxied - had taxied - had taxied Future Perfect - will have taxied - will have taxied - will have taxied - will have taxied - will have taxied - will have taxied Past conditional - would have taxied - would have taxied - would have taxied - would have taxied - would have taxied - would have taxied Imperative - - - taxi - - - - - - - -