Simple past tense and past participle of wish.(verb)
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Use "wisht" in a sentence
"I had on purty good duds, but I kind of wisht I had on my Injun rig then."
"I sobbed and wept so that my eyes were almost blind; and the ruffian you have such sympathy with stood opposite: presuming every now and then to bid me "wisht," and denying that it was his fault; and, finally, frightened by my assertions that I would tell papa, and that he should be put in prison and hanged, he commenced blubbering himself, and hurried out to hide his cowardly agitation."
"I only wisht God'd send me a drink, or a breeze of wind, or something."