kernel
nounThe central or most important part of an idea or matter.
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4 words / Letter K / Showing 1-4
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keystone
nounThe wedge at the top of an arch that holds its other pieces in position.
Read it in a lessonSynonyms and related expressionskinetic
adjectiveRelating to motion or giving a strong impression of movement.
Read it in a lessonSynonyms and related expressionsknack
nounA special skill in doing a particular thing well.
Read it in a lessonSynonyms and related expressionsSTRONGER HEADWORDS. LESS REPETITION.
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