This is inspired by the What is a Word/Phrase™ puzzles originally created by JLee.
If a word has a certain property, I call it a Vain Word™.
In each of the short, unrelated sentences below, only one of the choices is a Vain Word™.
The sentences are for context only, and do not affect whether a word is a Vain Word™.
- I missed the bus, so I took a ( CAB / TAXI ) to work.
- The old house down the street is covered in ( IVY / VINES ).
- Having too much to drink can make you ( VOMIT / PUKE ).
- To my dismay, a ( YOUNGSTER / YOUTH ) always loiters in front of my store.
- Archaeologists who explore tombs may have to contend with a ( ZOMBIE / MUMMY ).
- I noticed the ocean was very ( WAVY / CALM ) while I was sitting on the beach today.
- Having been beaten by my enemy last time, this time I was prepared to ( OUTSMART / OUTWIT ) him.
- The controversial social experiment turned out to be a ( HOAX / SHAM ).
- The mathematician was stuck trying to prove something, until he recalled a rather obscure ( AXIOM / THEOREM ).
- My friend showed my his ( GARGANTUAN / MAMMOTH ) truck. It was quite an eyesore.
What makes a word a Vain Word™?