connective in negative word combinations where #ma- would be used in a positive statement (Fey 1986:370): #caay ka-fanaɁ kako ‘I don’t know’ (cp. #ma-fanaɁ kako ‘I know’)

Fey 1986

immediate future: #qa-patay ‘will die’ (cp #m-patay ‘to die, be dead’)

Li and Tsuchida 2006

prefix of uncertain function: #k-acay ‘Drop dead!’ (a curse expressed in anger; cp. #m-acay ‘die, be dead’)

Blust 2003

a stative prefix occurring only on verbs preceded by the auxiliary #daan (‘yet, still’): #daan ka-loto ‘not yet cooked’ (cp. #loto ‘to cook’)

Reid 1976, Reid p.c.

stative marker in negative constructions: #adi ka-atéy ‘not to die, etc.’ (cp. #m-atéy ‘dead’)

Vanoverbergh 1933