Present participle; Past participle - diagnosing - diagnosed Present - diagnose - diagnose - diagnoses - diagnose - diagnose - diagnose Past - diagnosed - diagnosed - diagnosed - diagnosed - diagnosed - diagnosed Future - will diagnose - will diagnose - will diagnose - will diagnose - will diagnose - will diagnose Present conditional - would diagnose - would diagnose - would diagnose - would diagnose - would diagnose - would diagnose Present Perfect - have diagnosed - have diagnosed - has diagnosed - have diagnosed - have diagnosed - have diagnosed Past Perfect - had diagnosed - had diagnosed - had diagnosed - had diagnosed - had diagnosed - had diagnosed Future Perfect - will have diagnosed - will have diagnosed - will have diagnosed - will have diagnosed - will have diagnosed - will have diagnosed Past conditional - would have diagnosed - would have diagnosed - would have diagnosed - would have diagnosed - would have diagnosed - would have diagnosed Imperative - - - diagnose - - - - - - - -