Synonyms of the word

reactive

• adj. that reacts or responds to a stimulus.
• adj. (chemistry) that readily takes part in reactions.
• adj. (electronics) Characterized by induction or capacitance rather than resistance.
• adj. Reacting to the past rather than anticipating the future, not predictive.

activated

• v. simple past tense and past participle of activate.

excited

• adj. Having great enthusiasm.
• adj. (physics) Being in a state of higher energy.
• adj. Having an erection; erect.
• adj. Sexually aroused.
• v. past participle of excite.

labile

• adj. Liable to slip, err, fall, or apostatize.
• adj. Apt or likely to change.
• adj. (chemistry, of a compound or bond) Kinetically unstable; rapidly cleaved (and possibly reformed).
• adj. (linguistics, of a verb) Able to change valency without changing its form; especially, able to be used…

oxidizable

• adj. Capable of being oxidized.

sensitive

• adj. Having the faculty of sensation; pertaining to the senses.
• adj. Responsive to stimuli.
• adj. (of a person) Easily offended, upset or hurt.
• adj. (of an issue, topic, etc.) Capable of offending, upsetting or hurting.
• adj. (of an instrument) Accurate.
• n. One with a paranormal sensitivity to something that most cannot perceive.

thermolabile

• adj. (biochemistry) Subject to destruction/decomposition or change in response to heat.

unstable

• adj. Having a strong tendency to change.
• adj. Fluctuating; not constant.
• adj. Fickle.
• adj. Unpredictable.
• adj. (chemistry) Readily decomposable.
• adj. (physics) Radioactive, especially with a short half-life.
• v. (transitive) To release (an animal) from a stable.