Appall.
The letters y p m t e would make a five letter word, not a four letter word. That word could be empty.
prevail
agealegulpgluegalegalgapgapelugleapleglaplagpageplugpegpleapeapealpugpalepalplague
The letters spell the word alphabetical. It means in the order of the letters of the alphabet.
plasma
ballroom
its impossible, there isn't enough vowels to make a proper English word.
The word is petroleum.
4, l, a, m, p
The correct spelling of the word "grammatically" is G-R-A-M-M-A-T-I-C-A-L-L-Y.
paraple
Endoplasm
opmyle
p h u m e r s l m o y c
The word is employ.
The letters PLMANA can spell the word "napalm." (gasoline and benzene in a thick plastic gel, used as an incendiary weapon)