These following words that start with the letter'O' and end in the letter 'P' can be found in the Oxford English Dictionary for Schools.
Some more words that start with O and end with P are:
Whip/whoop/warp/whelp
Pyro
pretty
There are no words in the English language that start with a P and end with a Q.
Peppercorn, Pronghorn, Porn and Popcorn start with P and end with 'orn'.
end up (if a two word answer is acceptable)
a word that is similar to hate and starts with a p can be pique!
Some five letter words that start with P and end with Y are:paddypalsypansypantypappyparryPartypastypatsypattypennypeppyperkypeskypettyphonypickypiggypithypoesypokeypoppyporkyportlypottypoutyprivyproxypudgypuffypulpypushyputtypygmy
piano
No English word meets that criteria. However, there are two words that end with Q: tranq, umiaq.
The two Greek letters that begin with P and have three letters are PHI and PSI. There are no Greek letters that end with S.
Plumkin is a made-up word that rhymes with pumpkin and starts with the P sound.
Dunlop