sheap hseap sehap eshap hesap ehsap shaep hsaep sahep ashep hasep ahsep seahp esahp saehp asehp eashp aeshp heasp ehasp haesp ahesp eahsp aehsp shepa hsepa sehpa eshpa hespa ehspa shpea hspea sphea pshea hpsea phsea sepha espha speha pseha epsha pesha hepsa ehpsa hpesa phesa ephsa pehsa shape hsape sahpe ashpe haspe ahspe shpae hspae sphae pshae hpsae phsae saphe asphe spahe psahe apshe pashe hapse ahpse hpase phase aphse pahse seaph esaph saeph aseph easph aesph sepah espah speah pseah epsah pesah sapeh aspeh spaeh psaeh apseh paseh eapsh aepsh epash peash apesh paesh heaps ehaps haeps aheps eahps aehps hepas ehpas hpeas pheas ephas pehas hapes ahpes hpaes phaes aphes pahes eaphs aephs epahs peahs apehs paehs
Note: these 'words' (valid or invalid) are all the permutations of the word sheap. These words are obtained by scrambling the letters in sheap.