Litscape Default Censored Word List:
9 words ending with h, 22 letters long

chemoorganoheterotroph duoquinquagintillionth nonillionsedecillionth quattuorvigintillionth quinquatrigintillionth quinquavigintilliardth sesquinquagintillionth ultramicrospectrograph unquinquagintilliardth