In the manual for Phantasmagoria of Flower View, Cirno is labeled as "9. Moron," so the number 9 has become synonymous with Cirno

Cirno, taking on a reckless battle

Let's play the word-chain game! Well then, let's start with the "Ci" in "Cirno!" The word-chain game (shiritori in Japanese) is a word game where players must say a word that begins with the last syllable of the word given by a previous player Cirno is pronounced "Chi-ru-no" in Japanese, so the starting syllable is "Chi" or combinations with it E.g. in English: 1: Cirno 2: Nozy 3: Zebra

Tutorial chuutoriaru

So, "ru"! Loop! ruupu

Pool puuru

Ru again? Hmm... Lure ruaa!

Duck ahiru

Ummm... Ru... Ru... ?

Rule ruuru Note: All of these words start with "ru" and end with "ru"

Ruble ruuburu

Renoir runoaaru (French painter)

Lumière rumieeru (French word for "light")

Luminol ruminooru (chemical compound)

Luxor rukusooru (city in Egypt)

Loose ball ruuzubooru (sports term)

Loop coil ruupukoiru (induction loop used to detect cars. Useful for parking spaces, speed detection, etc.)

Lure Ball ruaabooru (pokemon)

Lucioball rushiobooru (Overwatch?)