1.KKitty: This screen name may be based on "Kitty" with two "k" letters to express personalization or special meaning. "Kitty" is usually used to represent cuteness, gentleness and kindness, and adding "KK" may emphasize a more unique or confident personality.
2.KKingdom: this screen name may be based on the "kingdom" and two letters "k" have been added. "Kingdom" stands for power, rule and independence. Joining "KK" may mean controlling and dominating one's own field or life.
3. KKAWEI: This screen name may be a variant of the word "Kawaii". Kawaii is a Japanese word, which means cute, charming and attractive. It is often used to describe cute things on the Internet. "KKawaii" may be based on "Kawaii", adding two "K" letters to emphasize its cuteness or uniqueness.
It should be noted that the meaning and interpretation of a screen name can vary from person to person, and everyone may have different understandings and preferences. For these net names with the letter "kk", the interpretation and expansion will also be different according to the specific situation.