Six-letter words ending in X
68 six-letter words end with the letter X. Here is the full list, grouped by first letter — handy when a crossword gives you the last square and nothing else.
Most common six-letter words ending in X
Ranked by how often they appear in written English.
- matrix
- syntax
- prefix
- vertex
- duplex
- unisex
- cortex
- reflex
- vortex
- suffix
- climax
- convex
- reflux
- influx
- sphinx
- cervix
- phenix
- larynx
- thorax
- efflux
- outbox
- pretax
- bijoux
- icebox
Highest-scoring six-letter words ending in X
Standard Scrabble tile values, before any board multipliers.
- paxwax 25
- banjax 22
- bijoux 22
- bombyx 22
- coccyx 22
- skybox 22
- pickax 21
- cowpox 20
- afflux 19
- bombax 19
- commix 19
- efflux 19
- suffix 19
- volvox 19
- biflex 18
- cervix 18
- convex 18
- hatbox 18
- hotbox 18
- pegbox 18
- phenix 18
- prefix 18
- sphinx 18
- subfix 18
All 68 six-letter words ending in X
A 3
- adieux
- afflux
- auspex
B 7
- banjax
- biflex
- bijoux
- bollix
- bollox
- bombax
- bombyx
C 8
- caudex
- cervix
- climax
- coccyx
- commix
- convex
- cortex
- cowpox
D 2
- diplex
- duplex
E 2
- earwax
- efflux
F 1
- fornix
H 3
- hallux
- hatbox
- hotbox
I 2
- icebox
- influx
L 2
- larynx
- lummox
M 3
- mastix
- matrix
- meninx
N 1
- nontax
O 2
- outbox
- outfox
P 10
- paxwax
- pegbox
- phenix
- pickax
- poleax
- pollex
- prefix
- premix
- pretax
- prolix
R 2
- reflex
- reflux
S 13
- scolex
- silvex
- skybox
- smilax
- spadix
- sphinx
- storax
- styrax
- subfix
- suffix
- surtax
- syntax
- syrinx
T 2
- teabox
- thorax
U 1
- unisex
V 4
- vernix
- vertex
- volvox
- vortex
Do something with this list
The tools that use these words directly.
Common questions
How many six-letter words end in X?
There are 68 six-letter words ending in X, all listed on this page in alphabetical order.
What are the most common six-letter words ending in X?
Ranked by how often they appear in written English, the most common are: matrix, syntax, prefix, vertex, duplex, unisex, cortex, reflex. The full "most common" list is near the top of this page.
What is the highest-scoring six-letter word ending in X in Scrabble?
paxwax scores 25 points on plain tiles, before any double- or triple-word squares. Premium squares and the 50-point bingo bonus can change the ranking completely.
Are proper nouns and abbreviations included?
No. The list only contains words from the ENABLE lexicon, which excludes proper nouns, abbreviations and hyphenated forms — the same rule tournament Scrabble and most word games follow. Read more on the methodology page.
Counted from a 172,749-word public-domain lexicon, last reviewed 2026-08-01. How this list was built.