What's the difference between pietistic and pietistical?

Pietistic

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Definition:

• (a.) Alt. of Pietistical

Example Sentences:

• (1) Someone should point out, in these days when the constitution is so constantly and pietistically invoked, that political parties are not mentioned in the constitution, and that the prescient founders warned emphatically against them for reasons that should be clear to us now.

Pietistical

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Definition:

• (a.) Of or pertaining to the Pietists; hence, in contempt, affectedly or demonstratively religious.

Example Sentences:

• (1) Someone should point out, in these days when the constitution is so constantly and pietistically invoked, that political parties are not mentioned in the constitution, and that the prescient founders warned emphatically against them for reasons that should be clear to us now.