cacti accti ccati ccati accti cacti catci actci ctaci tcaci atcci tacci cctai cctai ctcai tccai ctcai tccai actci catci atcci tacci ctaci tcaci cacit accit ccait ccait accit cacit caict acict ciact icact aicct iacct cciat cciat cicat iccat cicat iccat acict caict aicct iacct ciact icact catic actic ctaic tcaic atcic tacic caitc acitc ciatc icatc aictc iactc ctiac tciac citac ictac ticac itcac aticc taicc aitcc iatcc tiacc itacc cctia cctia ctcia tccia ctcia tccia ccita ccita cicta iccta cicta iccta ctica tcica citca ictca ticca itcca ctica tcica citca ictca ticca itcca actic catic atcic tacic ctaic tcaic acitc caitc aictc iactc ciatc icatc aticc taicc aitcc iatcc tiacc itacc ctiac tciac citac ictac ticac itcac
Note: these 'words' (valid or invalid) are all the permutations of the word cacti. These words are obtained by scrambling the letters in cacti.