Present participle; Past participle - musing - mused Present - muse - muse - muses - muse - muse - muse Past - mused - mused - mused - mused - mused - mused Future - will muse - will muse - will muse - will muse - will muse - will muse Present conditional - would muse - would muse - would muse - would muse - would muse - would muse Present Perfect - have mused - have mused - has mused - have mused - have mused - have mused Past Perfect - had mused - had mused - had mused - had mused - had mused - had mused Future Perfect - will have mused - will have mused - will have mused - will have mused - will have mused - will have mused Past conditional - would have mused - would have mused - would have mused - would have mused - would have mused - would have mused Imperative - - - muse - - - - - - - -