Japanese

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For pronunciation and definitions of ドキドキ – see the following entry.
どきどき
[adverb] (onomatopoeia) with a racing heart
[verb] (of a heart) to pound
Alternative spellings
悸々, 動悸動悸, 動悸々々, 恟々
(This term, ドキドキ (dokidoki), is the katakana spelling of the above term.)