Example
Dictionary details
Related idioms
Expressions connected by reviewed component words or topic tags.
in hot water
Informal · CEFR B1
In trouble or facing difficulty.
a tough nut to crack
Neutral · CEFR C1
a hard problem to solve or a hard person to convince
can of worms
Informal · CEFR B1
a complicated problem that causes trouble the moment it is touched
easier said than done
Neutral · CEFR B1
Something that sounds simple to do but is actually hard.
get out of hand
Neutral · CEFR B1
To become impossible to control.
hang in there
Informal · CEFR B1
to persevere and not give up despite difficulty
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.