Something that reacts is concerning spy (7)
THE ANSWER
1R2E3A4G5E6N7T
REAGENT is the 7-letter answer to “Something that reacts is concerning spy (7)”, last seen in The Sun Cryptic Crossword on 31 March 2026.
Where this clue appeared
The Sun Cryptic Crossword31 MAR 2026Related clues
Three other clues in the database also answer REAGENT.
Starting material in chemical synthesis (7)REAGENTChemical substance spy used against sappers? (7)REAGENTCatalyst (7)REAGENT