Litscape Default Censored Word List:
48 words ending with th, 10 letters long

afterbirth arrowsmith billiardth blacksmith booklength broadcloth childbirth coelacanth crumbcloth eighteenth enterolith flightpath floorcloth fourteenth fulllength gastrolith henceforth homoeopath interfaith kinesipath largemouth milliardth motormouth multibirth naturopath nephrolith nineteenth olistolith overgrowth pennyworth phlebolith phonebooth photobooth psychopath seventieth sixtyfifth sixtyninth sixtysixth smartmouth stillbirth tablecloth terrycloth thirteenth thousandth trillionth underneath wavelength wordlength