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Definition, Scrabble score, anagrams & word-game reference
Yes. BOO is a valid Scrabble word in the UnscrambleTools dictionary (3 letters, 5 base points). It is suitable for casual Scrabble, Words with Friends practice, and anagram study; official tournament lists (NASPA/WESPA) may differ slightly.
Part of speech: noun
show displeasure, as after a performance or speech
hoot, bronx cheer, hiss, raspberry, razzing, razz, snort, bird
Source: Princeton WordNet 3.1
BOO scores 5 points before board multipliers.
Letter counts: B×1, O×2
BOO has no other anagrams in this dictionary.
BOO is a 3-letter answer slot candidate. Filter by length 3, starts with B, ends with O, or contains letters from your crossing entries in the Crossword Solver and Pattern Finder.
Example: "BOO — show displeasure, as after a performance or speech" (5 Scrabble points).
BOO is listed in the UnscrambleTools word-game dictionary used across our unscrambler, anagram, pattern, and scoring tools. Pages like this one exist so you can answer "Is BOO a Scrabble word?" with data — not guesswork — before you play a tile or fill a crossword slot.
BOO (noun): a cry or noise made to express displeasure or contempt. Additional senses: show displeasure, as after a performance or speech.
In standard Scrabble scoring, BOO totals 5 points before multipliers. That sum uses official letter values: common tiles (A, E, I, O, U, L, N, S, T, R) are worth 1, while D and G are 2, B, C, M, P are 3, F, H, V, W, Y are 4, K is 5, J and X are 8, and Q and Z are 10. BOO relies mostly on common tiles, which often makes it easier to play from a mixed rack but caps the raw ceiling compared with high-premium words.
BOO is 3 letters long, begins with B, ends with O, and sorts to the alphagram BOO. No other entry in this dictionary rearranges into the same letter set, so BOO is unique within its alphagram family. Letter makeup: 2 vowels, 1 consonant.
Among 17 tracked 3-letter entries, BOO ranks by raw score (5 points). Similar-length words in the same dictionary include QQV, XXX, XYZ, SQQ; open their word pages to compare endings, vowel weight, and crossover potential.
Strategically, BOO carries 2 vowels and 1 consonant. Its vowel-heavy shape often plays cleanly from racks with excess vowels. Hooks on B or O are common study angles; browse words starting with B and words ending with O to rehearse parallel sets.
BOO is a 3-letter answer slot candidate. Filter by length 3, starts with B, ends with O, or contains letters from your crossing entries in the Crossword Solver and Pattern Finder. For American-style grids, 3-letter entries like BOO frequently cross shorter words; knowing that BOO contains B, O helps you test crossing letters quickly. When you only know a few cells, open the Crossword Solver with a pattern such as b?o to narrow candidates before checking definitions.
Notable letter pairs inside BOO include BO, OO — each links to a "contains" list for deeper drilling. Unique letters used: B, O. Letter-frequency tables on this site are built from the same dictionary that powers the Word Unscrambler, so list pages and word pages stay consistent.
Use UnscrambleTools tools together: unscramble boo directly in the Word Unscrambler, rehearse rearrangements in the Anagram Solver, filter crossword slots in the Pattern Finder, and verify 5 points in the Scrabble Score Calculator. Daily puzzle hints and Wordle practice pages share the same dictionary backbone, which keeps scores and validity aligned across the site.
Etymology: UnscrambleTools does not publish a full historical etymology for every rare word-game entry. When we detect recognizable English prefixes or suffixes, we note them in the definition section; otherwise treat BOO as a playable vocabulary item for puzzles and study.
Example usage: Example: "BOO — show displeasure, as after a performance or speech" (5 Scrabble points). If you are validating a tournament list, cross-check NASPA or WESPA references — our dictionary optimizes for practical word-game coverage, including obscure but legal entries that appear in casual Scrabble and crossword construction.