English Reference

Word

devilish

Phoneticsdev·il·ish

US/ˈdɛvɫɪʃ/

UK/dˈɛvɪlɪʃ/

Definitions

01mischievous

B2

adj. playfully naughty or cheeky in a way that is often attractive.

adj. roguish or mischievous in a manner that suggests a playful disregard for rules.

“He had a devilish grin on his face as he hid his sister's keys.”

“The actor played the character with a devilish charm that made the audience root for the villain despite his crimes.”

Synonyms

mischievousroguishimpish

Antonyms

02wicked or evil

C1

adj. very bad, cruel, or evil.

adj. resembling or characteristic of a devil; showing extreme wickedness or cruelty.

“The dictator was known for his devilish cruelty toward his own people.”

“The novel explores the devilish impulses that can drive an otherwise ordinary man to commit unspeakable acts.”

Literary

Synonyms

Antonyms

03extremely difficult

C1

adj. very difficult to deal with or solve.

adj. extremely difficult, frustrating, or troublesome to handle.

“The last question on the math exam was truly devilish.”

“The mountain road was full of devilish turns that tested the skills of even the most experienced drivers.”

Informal

Antonyms

04very or extremely

C2

adv. used to mean 'very' or 'extremely' to emphasize a quality.

adv. used as an intensifier meaning 'exceedingly' or 'very'.

“It was a devilish cold morning, so we decided to stay inside.”

“The young lord was described as being devilish handsome, though his reputation in the city was poor.”

Informal · Archaic

Real-World Examples

“Ramsey is shown suppressing a devilish smirk, suggesting they might be a Traitor.”
The Guardian · 25 Sept 2026

Etymology

From Middle English develissh, develyssh, equivalent to devil + -ish. Cognate with Saterland Frisian düvelsk, düüwelsk (“devilish”), West Frisian duvelsk (“devilish”), Dutch duivels (“devilish”), German Low German düvelsk (“devilish”), German teuflisch (“devilish”), Danish djævelsk (“devilish”), Swedish djävulsk (“devilish”), Norwegian djevelsk (“devilish”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

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