Some pronounce it like Key and some pronounce it like Ki. Hope this helped!
kay
IPA: [keɪ]
Keke (Kay-Kay)
mar-kay mar-kay
I, as an Englishman, would say KAY.
Kay-qe
Kay-9
KAY-oss
It is pronounced as "boo-kay."
Kay
Kay-free
Kay pee
Keiki is pronounced "kay-kee" with the emphasis on the first syllable.
pey -kay- ne -o - stressing on d kay