そんなに

そんなに
adverb
so much, to that extent
1. so much, to that extent, that much
Indicates degree or extent, often used with negatives to mean 'not that much' or in questions/exclamations about extent.
You don't need to worry that much.
Common reassurance
I can't eat that much.
そんなに()
Do you like it that much?
I didn't expect him to get that angry.
You don't need to rush that much—there's still plenty of time.

そんなに indicates degree or extent, meaning "that much" or "to that extent." Derived from そんな + に.

COMMON PATTERNS:

  • そんなに〜ない: not that much ~ (most common usage)
  • そんなに〜の?: do you ~ that much?
  • そんなに〜とは(おも)わなかった: I didn't think it was that ~

KO-SO-A-DO DEGREE ADVERBS:

  • こんなに: this much (near speaker)
  • そんなに: that much (near listener / contextual)
  • あんなに: that much (far from both)
  • どんなに: how much (question/exclamation)

SIMILAR WORDS:

  • それほど: to that extent (slightly more formal, often with negatives)
  • あまり: (not) very (primarily used with negatives)
  • たいして: (not) particularly (formal, with negatives)

USAGE:
Very frequently used with negative predicates to downplay or reassure: そんなに心配(しんぱい)しなくていい (you don't need to worry that much).