naysay
1 of 2noun
nay·say ˈnā-ˌsā 
: refusal, denial
naysay
2 of 2transitive verb
nay·say ˈnā-ˌsā
: deny, refuse, oppose
there might have been … for anything he could naysay
W. F. De Morgan
W. F. De Morgan
Word History
Etymology
Noun
nay entry 1 + say, noun; after the phrase to say one nay
Transitive verb
nay entry 1 + say, verb