gappy agppy gpapy pgapy apgpy pagpy gappy agppy gpapy pgapy apgpy pagpy gppay pgpay gppay pgpay ppgay ppgay appgy papgy appgy papgy ppagy ppagy gapyp agpyp gpayp pgayp apgyp pagyp gaypp agypp gyapp ygapp aygpp yagpp gpyap pgyap gypap ygpap pygap ypgap apygp paygp aypgp yapgp pyagp ypagp gapyp agpyp gpayp pgayp apgyp pagyp gaypp agypp gyapp ygapp aygpp yagpp gpyap pgyap gypap ygpap pygap ypgap apygp paygp aypgp yapgp pyagp ypagp gppya pgpya gppya pgpya ppgya ppgya gpypa pgypa gyppa ygppa pygpa ypgpa gpypa pgypa gyppa ygppa pygpa ypgpa ppyga ppyga pypga yppga pypga yppga appyg papyg appyg papyg ppayg ppayg apypg paypg ayppg yappg pyapg ypapg apypg paypg ayppg yappg pyapg ypapg ppyag ppyag pypag yppag pypag yppag
Note: these 'words' (valid or invalid) are all the permutations of the word gappy. These words are obtained by scrambling the letters in gappy.