This common idiom comes from sailing. Today, it means understanding how a job, system, or process works well enough to manage it.
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Inflectional Morphology Exercise
C2 ESL multiple-choice gap-fill exercise on inflectional morphology: agreement, case, number, tense-form, comparative/superlative, and irregular inflection.
The origin of “knock on wood” and how we use it today
People say “knock on wood” after a hopeful comment to avoid bad luck. Here is the likely origin and how the expression works today.
100 Adverbs Every Educated Adult Should Know
Master 100 essential adverbs that sharpen speech, strengthen writing, and boost confidence. Expand your vocabulary with words every adult should know.
What “in a pickle” means, and where it comes from
“In a pickle” means being in a difficult situation. Here is the modern meaning, the Shakespeare link, and how to use it naturally.