Present participle; Past participle - hee-hawing - hee-hawed Present - hee-haw - hee-haw - hee-haws - hee-haw - hee-haw - hee-haw Past - hee-hawed - hee-hawed - hee-hawed - hee-hawed - hee-hawed - hee-hawed Future - will hee-haw - will hee-haw - will hee-haw - will hee-haw - will hee-haw - will hee-haw Present conditional - would hee-haw - would hee-haw - would hee-haw - would hee-haw - would hee-haw - would hee-haw Present Perfect - have hee-hawed - have hee-hawed - has hee-hawed - have hee-hawed - have hee-hawed - have hee-hawed Past Perfect - had hee-hawed - had hee-hawed - had hee-hawed - had hee-hawed - had hee-hawed - had hee-hawed Future Perfect - will have hee-hawed - will have hee-hawed - will have hee-hawed - will have hee-hawed - will have hee-hawed - will have hee-hawed Past conditional - would have hee-hawed - would have hee-hawed - would have hee-hawed - would have hee-hawed - would have hee-hawed - would have hee-hawed Imperative - - - hee-haw - - - - - - - -