Noun

• S: (n) prodigal, profligate, squanderer (a recklessly extravagant consumer)
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• S: (n) consumer (a person who uses goods or services)
• S: (n) chewer (someone who chews (especially someone who chews tobacco))
• S: (n) concert-goer, music lover (someone who attends concerts)
• S: (n) customer, client (someone who pays for goods or services)
• S: (n) drinker, imbiber, toper, juicer (a person who drinks alcoholic beverages (especially to excess))
• S: (n) drinker (a person who drinks liquids)
• S: (n) eater, feeder (someone who consumes food for nourishment)
• S: (n) prodigal, profligate, squanderer (a recklessly extravagant consumer)
• S: (n) smoker, tobacco user (a person who smokes tobacco)
• S: (n) snuffer, snuff user (a person who uses snuff)
• derivationally related form

Adjective

• S: (adj) extravagant, prodigal, profligate, spendthrift (recklessly wasteful) "prodigal in their expenditures"