What it means
- (adjective) Of high cost; expensive. “a costly activity”
Letter analysis
- Costliest contains 9 letters: 3 vowel(s) and 6 consonant(s).
- It uses 7 unique letters.
- Estimated syllable count: 2.
- Scrabble-style letter score: 11.
Sub-words
- solstice
- closest
- closets
- cosiest
- toilets
- closes
- closet
- cosies
- islets
- octets
- slices
- sliest
- stiles
- stilts
- stoics
- stoles
- testis
- titles
- toilet
- cites
- clits
- close
- clots
- coils
- colts
- costs
- cotes
- ioctl
- isles
- islet
- lists
- loses
- octet
- sects
- silos
- silts
- sites
- slice
- slits
- sloes
- slots
- soils
- soles
- sties
- stile
- stilt
- stoic
- stole
- tests
- tiles
- tilts
- title
- toils
- totes
- cite
- clit
- clot
- coil
- cols
Antonyms
Related words
Other 9-letter words
- aardvarks
- abandoned
- abasement
- abatement
- abattoirs
- abdicated
- abdicates
- abdominal
- abductees
- abducting
- abduction
- abductors
- abhorrent
- abhorring
- abilities
- ablatives
- ablutions
- abnegated
Words starting with COS
- cosier
- cosies
- cosiest
- cosign
- cosignatories
- cosignatory
- cosigned
- cosigner
- cosigners
- cosigning
- cosigns
- cosine
- cosmetic
- cosmetically
- cosmetics
- cosmetologist
- cosmetologists
- cosmetology
See all words starting with COS →
Words ending with EST
Common questions
What does Costliest mean?
Of high cost; expensive.
How many letters are in Costliest?
Costliest has 9 letters.
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