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The letters y p m t e would make a five letter word, not a four letter word. That word could be empty.
P, the word is quip and it ends with the letter p
Keep and kelp are four letter words starting with K and ending with P.
prow
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The word pies
Some four letter words beginning with P and ending with S:PadsPalsPansPapsParsPassPatsPawsPaysPeasPecsPegsPensPepsPetsPewsPicsPiesPigsPinsPipsPitsPlusPodsPolsPomsPopsPotsProsPubsPudsPugsPunsPupsPuts
pump
The letters y p m t e would make a five letter word, not a four letter word. That word could be empty.
P, the word is quip and it ends with the letter p
Keep and kelp are four letter words starting with K and ending with P.
prow
pate
pies
Oppo
passpastpesopestposhpostpush