Present participle; Past participle - skirling - skirled Present - skirl - skirl - skirls - skirl - skirl - skirl Past - skirled - skirled - skirled - skirled - skirled - skirled Future - will skirl - will skirl - will skirl - will skirl - will skirl - will skirl Present conditional - would skirl - would skirl - would skirl - would skirl - would skirl - would skirl Present Perfect - have skirled - have skirled - has skirled - have skirled - have skirled - have skirled Past Perfect - had skirled - had skirled - had skirled - had skirled - had skirled - had skirled Future Perfect - will have skirled - will have skirled - will have skirled - will have skirled - will have skirled - will have skirled Past conditional - would have skirled - would have skirled - would have skirled - would have skirled - would have skirled - would have skirled Imperative - - - skirl - - - - - - - -