Present participle; Past participle - tranquilizing - tranquilized Present - tranquilize - tranquilize - tranquilizes - tranquilize - tranquilize - tranquilize Past - tranquilized - tranquilized - tranquilized - tranquilized - tranquilized - tranquilized Future - will tranquilize - will tranquilize - will tranquilize - will tranquilize - will tranquilize - will tranquilize Present conditional - would tranquilize - would tranquilize - would tranquilize - would tranquilize - would tranquilize - would tranquilize Present Perfect - have tranquilized - have tranquilized - has tranquilized - have tranquilized - have tranquilized - have tranquilized Past Perfect - had tranquilized - had tranquilized - had tranquilized - had tranquilized - had tranquilized - had tranquilized Future Perfect - will have tranquilized - will have tranquilized - will have tranquilized - will have tranquilized - will have tranquilized - will have tranquilized Past conditional - would have tranquilized - would have tranquilized - would have tranquilized - would have tranquilized - would have tranquilized - would have tranquilized Imperative - - - tranquilize - - - - - - - -