Synonyms for Snort (same or very similar meaning)
WordNet sense 1 (a disrespectful laugh):
snicker, sniggerWordNet sense 2 (a cry or noise made to express displeasure or contempt):
bird, boo, hiss, hoot, raspberry, razz, razzing, Bronx cheerWordNet sense 3 (inhale recreational drugs):
huffWordNet sense 4 (inhale through the nose):
take a hitFrom the ODE community, based on WordNetadd/edit