Rule IX: (s) - s-exclusion

	IX.	Abbreviation:	(s) - s-exclusion
		Description:	Exclude "s" in the Indikativ Präsens, Singular II for verbs that end on "s", "ß", "x" or "z"
		Example verb:	12.	reizen
		Application:	-	the verb primitive ends on "s", "ß", "x" or "z"
			-	in the Indikativ, Präsens, Singular II, the "s" is left out

		Applies for (weak verbs):
			Präsens:	Singular II
			Präteritum:	-
			Konj II (Prät):	-
			Imperativ:	-
			Partizip:	-
		Applies for (strong verbs):
			Präsens:	Singular II
			Präteritum:	-
			Konj II (Prät):	-
			Imperativ:	-
			Partizip:	-
		Example:
			Präteritum:	"du reizt", not "du reizst"

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also see:
Overview - verb-irregularities