Example
Dictionary details
Related idioms
Expressions connected by reviewed component words or topic tags.
blow someone's cover
CEFR B2to expose what someone has kept secret, such as their identity or scheme
Neutral
touch base
CEFR B1to make brief contact with someone, usually to update them or stay connected
Informal
break cover
CEFR B2to stop concealing one's true position or intentions and make them known
Neutral
the devil is in the details
CEFR B2the hidden difficulties of a plan are in its small details
Neutral
can of worms
CEFR B1a complicated problem that causes trouble the moment it is touched
Informal
domino effect
CEFR B1a chain reaction in which one event triggers a series of similar events
Neutral
Source methodology
Meanings, register, CEFR, and examples come from the reviewed dictionary record. Expression notes may describe a reviewed present-day word picture or a background note; they are not presented as verified etymology.