170 Invariant present tense forms due to zero marking for the third person singular

A - feature is pervasive or obligatory25
B - feature is neither pervasive nor extremely rare14
C - feature exists, but is extremely rare13
D - attested absence of feature18
X - feature is not applicable (given the structural make-up of the variety/P/C)5
? - no information on feature is available1

Feature area:
Typical example:
So she show up and say “Whatʼs up?”
Example source:
Kortmann/Szmrecsanyi (2004)
Variety World Region Type Value
Id Primary text Variety Variety Type