79 Words Starting With UM
The prefix UM appears in 79 words, from 2-letter words up to 14 letters. The biggest cluster is 6-letter words with 14 entries. Average word length: 7.6 letters.
U-words split into two camps: the Germanic basics (up, us, under, use) and Latin/Greek formations (uniform, ultimate, universe). The prefix un- alone creates thousands.
Highest-scoring Scrabble plays that start with UM: UMBELLIFEROUS (20 pts), UMBRAGEOUSLY (20 pts), UMBILICATIONS (19 pts), UMBRAGEOUSNESS (19 pts), UMBELLIFERS (18 pts). The shortest is UM (2 letters) and the longest is UMBRAGEOUSNESS (14 letters). For more high-value patterns, try words ending in WARP.
Notable words: UMBO — the rounded elevation at the centre of a shield [n].; UMAMI — a savoury flavour, the taste of monosodium glutamate [n].; UMAMIS — a savoury flavour, the taste of monosodium glutamate [n].; UMBELED — having umbels [adj]. Browse words starting with MORT for another common pattern.
FAQ
What is the highest-scoring Scrabble word that starts with UM?
UMBELLIFEROUS scores 20 points. Runner-up: UMBRAGEOUSLY at 20 points. See words ending in VIAL for more high-value options.
How many words start with UM?
Our dictionary has 79 words that start with UM. They range from 2 to 14 letters, with 6-letter words being the most common (14).
What is the shortest word that starts with UM?
UM at just 2 letters. It means: to express doubt or hesitation [v].