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Definition, Scrabble score, anagrams & word-game reference
Yes. JACOB is a valid Scrabble word in the UnscrambleTools dictionary (5 letters, 16 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
French biochemist who (with Jacques Monod) studied regulatory processes in cells (born in 1920)
francois jacob
Source: Princeton WordNet 3.1
JACOB scores 16 points before board multipliers.
Letter counts: A×1, B×1, C×1, J×1, O×1
JACOB has no other anagrams in this dictionary.
JACOB is a 5-letter answer slot candidate. Filter by length 5, starts with J, ends with B, or contains letters from your crossing entries in the Crossword Solver and Pattern Finder.
Example: "JACOB — French biochemist who (with Jacques Monod) studied regulatory processes in cells (born in 1920)" (16 Scrabble points).
JACOB 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 JACOB a Scrabble word?" with data — not guesswork — before you play a tile or fill a crossword slot.
JACOB (noun): (Old Testament) son of Isaac; brother of Esau; father of the twelve patriarchs of Israel; Jacob wrestled with God and forced God to bless him, so God gave Jacob the new name of Israel (meaning `one who has been strong against God'). Additional senses: French biochemist who (with Jacques Monod) studied regulatory processes in cells (born in 1920).
In standard Scrabble scoring, JACOB totals 16 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. JACOB includes premium tiles (J), which can swing tight games when you cover a double- or triple-letter square.
JACOB is 5 letters long, begins with J, ends with B, and sorts to the alphagram ABCJO. No other entry in this dictionary rearranges into the same letter set, so JACOB is unique within its alphagram family. Letter makeup: 2 vowels, 3 consonants.
Among 17 tracked 5-letter entries, JACOB ranks by raw score (16 points). Similar-length words in the same dictionary include JAZZY, FEZZY, FIZZY, FUZZY; open their word pages to compare endings, vowel weight, and crossover potential.
Strategically, JACOB carries 2 vowels and 3 consonants. High-value letters (J) make JACOB attractive when you can land a multiplier — but harder to play from a mixed rack. Hooks on J or B are common study angles; browse words starting with J and words ending with B to rehearse parallel sets.
JACOB is a 5-letter answer slot candidate. Filter by length 5, starts with J, ends with B, or contains letters from your crossing entries in the Crossword Solver and Pattern Finder. For American-style grids, 5-letter entries like JACOB frequently cross shorter words; knowing that JACOB contains A, B, C, J, O helps you test crossing letters quickly. When you only know a few cells, open the Crossword Solver with a pattern such as j???b to narrow candidates before checking definitions.
Notable letter pairs inside JACOB include AC, CO, JA — each links to a "contains" list for deeper drilling. Unique letters used: J, A, C, O, B. 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 jacob directly in the Word Unscrambler, rehearse rearrangements in the Anagram Solver, filter crossword slots in the Pattern Finder, and verify 16 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 JACOB as a playable vocabulary item for puzzles and study.
Example usage: Example: "JACOB — French biochemist who (with Jacques Monod) studied regulatory processes in cells (born in 1920)" (16 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.