Crossword answer
INSIDIOUS
9 letters · Used for 1 different clues · 1 appearances · Last seen The Guardian, October 1, 2026
Letter pattern
INSIDIOUS
Clues that lead to INSIDIOUS
Most recent firstClueLettersPuzzleLast seen
Subtly harmful (9)9The GuardianOct 1, 2026
About INSIDIOUS in crosswords
INSIDIOUS is a 9-letter answer that has appeared 1 times in our database across 1 different clues. It was most recently the answer to “Subtly harmful (9)” in the The Guardian crossword on October 1, 2026.
Other 9-letter answers
NEGLIGENTRemiss
KEEPGOING"Don't stop!"
LASTSCENEThe tantrum to end all tantrums, at close of play
PARTYDOWNCelebrate mightily
FREELANCEHe's not in an office but catching fish in the country
MAJORTERMOfficer needing time at college for element of logic
HOIPOLLOIHenry’s attempts to attract attention about election for the people
HAPPINESSJoy
LOCALNAMEWhat the pub's called?
ONTHETROTAssembled then to go off, one after the other
CONSTABLEPoliceman
EXCHEQUERFormer revolutionary with brief question for Treasury department (9)
CHERUBINIAmerican singer, with you and I, about to ditch composer
EYEOPENERRevelation
Every appearance of INSIDIOUS (1)
Click to expand · newest first
Oct 1, 2026
Subtly harmful (9) · The Guardian · 24 Across