Are you trying to hyphenate P.A.? Unfortunately it cannot be hyphenated because it only contains one syllable.
noun | public address system, P.A. system, PA system, P.A., PA, communication system
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noun | dad, dada, daddy, pa, papa, pappa, pater, pop, father, male parent, begetter |
noun | protactinium, protoactinium, Pa, atomic number 91, metallic element, metal |
noun | pascal, Pa, pressure unit
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noun | Pennsylvania, Keystone State, PA, American state
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adv | per annum, per year, each year, annually |