i Register
In some senses, sixth is marked as informal, rare. Watch for register when choosing this word.
ADJ.
above, annual, early, largest, prime
She finished in sixth place at the annual marathon competition last weekend.
VERB + SIXTH
became, explains, go, like, lived, see, work
She lived in the sixth house on the left side of the street.
SIXTH + NOUN
accident, centuries, economy, floor, harry, king, minister, months
They took the elevator up to the sixth floor of the office building.
PREP.
about, from, in, in, up
She's about sixth in line for the promotion at work.
ADV.
again, only
He's been late to work only the sixth time this month.