appayd papayd appayd papayd ppaayd ppaayd apapyd paapyd aappyd aappyd paapyd apapyd apapyd paapyd aappyd aappyd paapyd apapyd ppaayd ppaayd papayd appayd papayd appayd appyad papyad appyad papyad ppayad ppayad apypad paypad ayppad yappad pyapad ypapad apypad paypad ayppad yappad pyapad ypapad ppyaad ppyaad pypaad yppaad pypaad yppaad apaypd paaypd aapypd aapypd paaypd apaypd apyapd payapd aypapd yapapd pyaapd ypaapd aayppd aayppd ayappd yaappd ayappd yaappd payapd apyapd pyaapd ypaapd aypapd yapapd apaypd paaypd aapypd aapypd paaypd apaypd apyapd payapd aypapd yapapd pyaapd ypaapd aayppd aayppd ayappd yaappd ayappd yaappd payapd apyapd pyaapd ypaapd aypapd yapapd ppayad ppayad papyad appyad papyad appyad ppyaad ppyaad pypaad yppaad pypaad yppaad paypad apypad pyapad ypapad ayppad yappad paypad apypad pyapad ypapad ayppad yappad appady papady appady papady ppaady ppaady apapdy paapdy aappdy aappdy paapdy apapdy apapdy paapdy aappdy aappdy paapdy apapdy ppaady ppaady papady appady papady appady appday papday appday papday ppaday ppaday apdpay padpay adppay dappay pdapay dpapay apdpay padpay adppay dappay pdapay dpapay ppdaay ppdaay pdpaay dppaay pdpaay dppaay apadpy paadpy aapdpy aapdpy paadpy apadpy apdapy padapy adpapy dapapy pdaapy dpaapy aadppy aadppy adappy daappy adappy daappy padapy apdapy pdaapy dpaapy adpapy dapapy apadpy paadpy aapdpy aapdpy paadpy apadpy apdapy padapy adpapy dapapy pdaapy dpaapy aadppy aadppy adappy daappy adappy daappy padapy apdapy pdaapy dpaapy adpapy dapapy ppaday ppaday papday appday papday appday ppdaay ppdaay pdpaay dppaay pdpaay dppaay padpay apdpay pdapay dpapay adppay dappay padpay apdpay pdapay dpapay adppay dappay appyda papyda appyda papyda ppayda ppayda apypda paypda ayppda yappda pyapda ypapda apypda paypda ayppda yappda pyapda ypapda ppyada ppyada pypada yppada pypada yppada appdya papdya appdya papdya ppadya ppadya apdpya padpya adppya dappya pdapya dpapya apdpya padpya adppya dappya pdapya dpapya ppdaya ppdaya pdpaya dppaya pdpaya dppaya apydpa paydpa aypdpa yapdpa pyadpa ypadpa apdypa padypa adpypa dapypa pdaypa dpaypa aydppa yadppa adyppa dayppa ydappa dyappa pydapa ypdapa pdyapa dpyapa ydpapa dypapa apydpa paydpa aypdpa yapdpa pyadpa ypadpa apdypa padypa adpypa dapypa pdaypa dpaypa aydppa yadppa adyppa dayppa ydappa dyappa pydapa ypdapa pdyapa dpyapa ydpapa dypapa ppydaa ppydaa pypdaa yppdaa pypdaa yppdaa ppdyaa ppdyaa pdpyaa dppyaa pdpyaa dppyaa pydpaa ypdpaa pdypaa dpypaa ydppaa dyppaa pydpaa ypdpaa pdypaa dpypaa ydppaa dyppaa apaydp paaydp aapydp aapydp paaydp apaydp apyadp payadp aypadp yapadp pyaadp ypaadp aaypdp aaypdp ayapdp yaapdp ayapdp yaapdp payadp apyadp pyaadp ypaadp aypadp yapadp apadyp paadyp aapdyp aapdyp paadyp apadyp apdayp padayp adpayp dapayp pdaayp dpaayp aadpyp aadpyp adapyp daapyp adapyp daapyp padayp apdayp pdaayp dpaayp adpayp dapayp apydap paydap aypdap yapdap pyadap ypadap apdyap padyap adpyap dapyap pdayap dpayap aydpap yadpap adypap daypap ydapap dyapap pydaap ypdaap pdyaap dpyaap ydpaap dypaap aaydpp aaydpp ayadpp yaadpp ayadpp yaadpp aadypp aadypp adaypp daaypp adaypp daaypp aydapp yadapp adyapp dayapp ydaapp dyaapp aydapp yadapp adyapp dayapp ydaapp dyaapp paydap apydap pyadap ypadap aypdap yapdap padyap apdyap pdayap dpayap adpyap dapyap pydaap ypdaap pdyaap dpyaap ydpaap dypaap aydpap yadpap adypap daypap ydapap dyapap apaydp paaydp aapydp aapydp paaydp apaydp apyadp payadp aypadp yapadp pyaadp ypaadp aaypdp aaypdp ayapdp yaapdp ayapdp yaapdp payadp apyadp pyaadp ypaadp aypadp yapadp apadyp paadyp aapdyp aapdyp paadyp apadyp apdayp padayp adpayp dapayp pdaayp dpaayp aadpyp aadpyp adapyp daapyp adapyp daapyp padayp apdayp pdaayp dpaayp adpayp dapayp apydap paydap aypdap yapdap pyadap ypadap apdyap padyap adpyap dapyap pdayap dpayap aydpap yadpap adypap daypap ydapap dyapap pydaap ypdaap pdyaap dpyaap ydpaap dypaap aaydpp aaydpp ayadpp yaadpp ayadpp yaadpp aadypp aadypp adaypp daaypp adaypp daaypp aydapp yadapp adyapp dayapp ydaapp dyaapp aydapp yadapp adyapp dayapp ydaapp dyaapp paydap apydap pyadap ypadap aypdap yapdap padyap apdyap pdayap dpayap adpyap dapyap pydaap ypdaap pdyaap dpyaap ydpaap dypaap aydpap yadpap adypap daypap ydapap dyapap ppayda ppayda papyda appyda papyda appyda ppyada ppyada pypada yppada pypada yppada paypda apypda pyapda ypapda ayppda yappda paypda apypda pyapda ypapda ayppda yappda ppadya ppadya papdya appdya papdya appdya ppdaya ppdaya pdpaya dppaya pdpaya dppaya padpya apdpya pdapya dpapya adppya dappya padpya apdpya pdapya dpapya adppya dappya ppydaa ppydaa pypdaa yppdaa pypdaa yppdaa ppdyaa ppdyaa pdpyaa dppyaa pdpyaa dppyaa pydpaa ypdpaa pdypaa dpypaa ydppaa dyppaa pydpaa ypdpaa pdypaa dpypaa ydppaa dyppaa paydpa apydpa pyadpa ypadpa aypdpa yapdpa padypa apdypa pdaypa dpaypa adpypa dapypa pydapa ypdapa pdyapa dpyapa ydpapa dypapa aydppa yadppa adyppa dayppa ydappa dyappa paydpa apydpa pyadpa ypadpa aypdpa yapdpa padypa apdypa pdaypa dpaypa adpypa dapypa pydapa ypdapa pdyapa dpyapa ydpapa dypapa aydppa yadppa adyppa dayppa ydappa dyappa
Note: these 'words' (valid or invalid) are all the permutations of the word appayd. These words are obtained by scrambling the letters in appayd.