18-Letter Words Starting With H
There are 29 eighteen-letter words that start with H. The list below ranks them by real-world frequency, so everyday words like HISTOCOMPATIBILITY, HYPOPARATHYROIDISM, HEMOGLOBINOPATHIES appear before the obscurities.
Every entry comes from the ENABLE dictionary, the kind of list used in crosswords, spelling bees, and vocabulary building, so each one is a genuine dictionary word.
29 words (the small number on each word is its Scrabble point value)
- histocompatibility 32
- hypoparathyroidism 37
- hemoglobinopathies 31
- handcraftsmanships 34
- heavyheartednesses 31
- hemidemisemiquaver 40
- histophysiological 32
- homoscedasticities 28
- hydroelectricities 29
- hydrometallurgical 30
- hydrometallurgists 28
- hydrometeorologies 28
- hydrometeorologist 28
- hydroxytryptamines 42
- hyperalimentations 28
- hypercoagulability 34
- hyperconcentration 30
- hyperconsciousness 30
- hypercorrectnesses 30
- hyperimmunizations 39
- hypernationalistic 28
- hyperpigmentations 31
- hyperpolarizations 37
- hyperrationalities 26
- hypersensitiveness 29
- hypersensitivities 29
- hypersensitization 35
- hypophysectomizing 48
- hyposensitizations 35
Points use Scrabble US letter values
Frequently asked questions
How many eighteen-letter words are there that start with H?
There are 29 eighteen-letter words that start with H in the ENABLE dictionary. The most common are HISTOCOMPATIBILITY, HYPOPARATHYROIDISM, HEMOGLOBINOPATHIES.
What are common eighteen-letter words that start with H?
HISTOCOMPATIBILITY, HYPOPARATHYROIDISM, HEMOGLOBINOPATHIES, HANDCRAFTSMANSHIPS, HEAVYHEARTEDNESSES are the most frequently used. The full list of 29 words on this page is sorted by everyday frequency, so the common ones come first.
Can I play these words in Scrabble?
Not on a standard board: Scrabble boards are 15 squares wide, so eighteen-letter words physically cannot be played. These words come from the ENABLE dictionary and shine in crosswords, spelling bees, and vocabulary study.
Starting with H in other lengths
- 2-Letter Words Starting With H
- 3-Letter Words Starting With H
- 4-Letter Words Starting With H
- 5-Letter Words Starting With H
- 6-Letter Words Starting With H
- 7-Letter Words Starting With H
- 8-Letter Words Starting With H
- 9-Letter Words Starting With H
- 10-Letter Words Starting With H
- 11-Letter Words Starting With H
- 12-Letter Words Starting With H
- 13-Letter Words Starting With H
- 14-Letter Words Starting With H
- 15-Letter Words Starting With H
- 16-Letter Words Starting With H
- 17-Letter Words Starting With H
- 19-Letter Words Starting With H
- 20-Letter Words Starting With H