Updated June 2026
A chemical radical derived from cumene.
“The cumyl group is important in certain polymerisation reactions.”
"Cumyl" uses 5 different letters, which makes it efficient for eliminating options. Its 1 vowel balance the consonants.
"Cumyl" is worth 12 points before board bonuses. Aim its letters at double/triple-letter and word squares to lift the score.
Change a single letter of “cumyl” to make these 5-letter words — useful for Wordle and crossword clues.
Look up cumyl in an authoritative dictionary for full definitions, pronunciation, and etymology.

Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!