Present participle; Past participle - neutering - neutered Present - neuter - neuter - neuters - neuter - neuter - neuter Past - neutered - neutered - neutered - neutered - neutered - neutered Future - will neuter - will neuter - will neuter - will neuter - will neuter - will neuter Present conditional - would neuter - would neuter - would neuter - would neuter - would neuter - would neuter Present Perfect - have neutered - have neutered - has neutered - have neutered - have neutered - have neutered Past Perfect - had neutered - had neutered - had neutered - had neutered - had neutered - had neutered Future Perfect - will have neutered - will have neutered - will have neutered - will have neutered - will have neutered - will have neutered Past conditional - would have neutered - would have neutered - would have neutered - would have neutered - would have neutered - would have neutered Imperative - - - neuter - - - - - - - -