Litscape Default Censored Word List:
61 words ending with th, 9 letters long

aftermath backcloth bandwidth batholith billionth bloodbath buckteeth bucktooth cholelith coccolith crosspath cystolith daylength dishcloth dropcloth dustcloth eightieth facecloth fifteenth forthwith foulmouth frogmouth glidepath goldsmith hagiolith haircloth halftruth homebirth homeopath hundredth labyrinth laccolith locksmith loincloth loudmouth millionth multipath neckcloth ninetieth nongrowth osteopath outgrowth phytolith rhinolith sackcloth sailcloth sixteenth sociopath songsmith statolith therewith thirtieth tollbooth twentieth umpteenth washcloth waterbath wherewith wordsmith yeshivoth zillionth