How to say "widely" in Japanese

• 手広くてびろくCommon
  adverbCovers 'widely' in the sense of doing something on an extensive scale, such as running a business broadly or dealing with many things. It carries a nuance of expansive scope of activity rather than general prevalence.
• 一般にいっぱんにCommon
  adverbCovers 'widely' in the sense of 'generally' or 'commonly' — what is broadly true or known among people. For statements like 'it is widely believed that…', this is typically the word you want, not 手広く.
  この単語たんごは、一般いっぱんによく使つかわれていない。↗

  This word is not in common use.

Use 「手広く」 for doing business or activities on an extensive scale, and 「一般に」 when 'widely' really means 'generally, among people at large' — the latter is the common choice for that sense.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 手広くてびろくwidely
• 一般にいっぱんにgenerally
• あまねくwidely
• 広くひろくwidely
• 豁然かつぜん(open up) suddenly (of a view)
• ぱくっ(gaping) widely