Sniffy

[Kit]

A person who is arrogant and thinks that the subject [in question] is [not good enough] for them. They stick their nose [in the air] as if they smell something disgusting.

[Vania]

Scornful; contemptuous.

[Luis Fok]

1. (Adjective) A word used to describe someone who [regularly] partakes in the [sniffing] of cocaine

2. (Verb) a word that describes the action of someone about to [sniff] cocaine

[Mark Zuckerberg]

Sniffy - A very pleasant smell, which inspires extra [inhalation] to enjoy the aroma.
The word originated with Central European [Slavic] speakers adapting to [American English].