There are 16 10-letter words that start with 'ps'.
| psalmbooks | psalmodies | psalteries |
| psalterium | psephology | pseudocoel |
| pseudonyms | pseudopods | psilocybin |
| psilophyte | psittacine | psoriatics |
| psychiatry | psychology | psychopath |
| psychotics | ||
Note: These 16 10-letter words that start with 'ps' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with psy, pse, psa, psi, pso, psh, psc, pss, pst.
3-letter words start with 'ps' (2)