i Register
In some senses, react is marked as archaic. Watch for register when choosing this word.
ADV
strongly
favourably, positively, sympathetically
The audience reacted favourably to the new restaurant's opening night.
adversely, badly, negatively, unfavourably | aggressively, angrily, violently | cautiously, coolly | sharply | appropriately | immediately, instantly
quickly, swiftly
When the fire alarm went off, everyone reacted quickly and left the building safely.
differently
accordingly
When the fire alarm sounded, everyone in the office reacted accordingly and headed toward the emergency exits.
automatically, instinctively, spontaneously | physically
VERB + REACT
tend to
be slow to
The government was slow to react when the flood warnings first came in.
not know how to
When the fire alarm went off, nobody knew how to react at first.
PREP
against
She reacted against her parents' strict rules by moving to another city.
by
She reacted by laughing nervously when he told her the surprising news.
to
When the teacher announced the surprise quiz, most students reacted negatively to the news.
with
When the teacher announced the pop quiz, students reacted with groans of disappointment.