囍柒
[xĭ qī]
'囍(Qi)' is traditionally a variant character for '喜(Xi)', meaning happiness and joy, commonly used for weddings; while '柒(Qi)' corresponds to 'Seven'. Therefore this nickname conveys auspicious wishes. Also seven represents multiple beautiful things in many cultures such as days of week/seven colors... It is hoped good news or happy marriage comes to life in batches.