adverb taking the 'to' particle
Describes doing something repeatedly or habitually; often used with verbs of visiting, looking, or going.
He frequently goes to the art museum.
adverb taking the 'to' particle
Used for staring, gazing, or examining something intently without looking away.
She stared fixedly at my face.
He frequently visits that shop.
She stared fixedly at his face.
He gazed steadily at the painting.
じっと describes staying still or staring without motion, while しげしげ specifically emphasizes staring closely and repeatedly at something.
たびたび simply means 'often, repeatedly' for any action, whereas しげしげ is more narrowly used for habitual visiting or intent looking.
つくづく conveys deep, reflective realization or feeling, whereas しげしげ describes the physical act of gazing fixedly at something.
Usually written in kana; the kanji forms 繁々 and 繁繁 are rare or search-only.
Rarely used kanji form.
Search-only kanji form.
Reduplication of 繁 (しげ), meaning 'thick' or 'dense', giving a sense of repetition or intensity. The exact historical derivation is uncertain.