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15-Letter Words Starting With B

  • 121 words
  • All English dictionaries
  • Scrabble points
Dictionary

Popular 15-Letter Words Starting With B

The most familiar words on this list, with their Scrabble scores.

All 15-Letter Words Starting With B 121 words

How common is B at the start of fifteen-letter words?

Our combined English word list has 121 fifteen-letter words that start with B. They average 24.3 points, the best is BENZODIAZEPINES (38 points) and 71.1% end in S.

Total words
121
Average Scrabble score
24.3
out of 38 max
Everyday words
1%
common in ordinary English
Most common ending
S
71.1% of words

Most common last letters

  • s 71.1%
  • y 9.9%
  • l 5%

Top vowel pairs

  • io40.5%
  • ou12.4%
  • ea11.6%

Share of words where these two vowels sit side by side.

Rare words worth knowing

Valid in this dictionary but rarely seen in everyday English.

Highest-scoring fifteen-letter word that starts with B

b 3e 1n 1z 10o 1d 2i 1a 1z 10e 1p 3i 1n 1e 1s 1

B 3 + E 1 + N 1 + Z 10 + O 1 + D 2 + I 1 + A 1 + Z 10 + E 1 + P 3 + I 1 + N 1 + E 1 + S 1 = 38 points

Double word
76 pts
Triple word
114 pts

Face value of the tiles, then the whole word on a double- or triple-word square (letter bonuses and bingos not included).

benzodiazepines

Form of benzodiazepine

  1. nounany of several similar lipophilic amines used as tranquilizers or sedatives or hypnotics or muscle relaxants; chronic use can lead to dependency
  • Scrabble US
  • Scrabble UK
  • Words With Friends

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15-Letter Words Starting With B FAQ

How many fifteen-letter words that start with B are there?

There are 121 fifteen-letter words that start with B in our combined English word list. Other dictionaries give different totals, so switch dictionary at the top of the list to compare.

What is the highest-scoring fifteen-letter word that starts with B?

BENZODIAZEPINES is worth 38 points in Scrabble before any bonus squares. Other strong options are BRACHYCEPHALICS (34), BRACHYCEPHALISM (34), BENZENECARBONYL (33).

What are some common fifteen-letter words that start with B?

Everyday examples include BLOODTHIRSTIEST, BACTERIOLOGICAL, BIBLIOGRAPHICAL, BACTERIOLOGISTS. Sort the list by "Most common" to see the familiar words first.

Which rare fifteen-letter words that start with B score well?

Uncommon but valid choices include BENZODIAZEPINES (38), BRACHYCEPHALICS (34), BRACHYCEPHALISM (34), BENZENECARBONYL (33). Few players know them, so they can catch an opponent off guard.