Synonyms of the word

apprehensive

• adj. Anticipating something with anxiety or fear.
• adj. Perceptive; quick to learn; intelligent; capable of grasping with the mind or intellect.

afraid

• adj. (usually used predicatively, not attributively) Impressed with fear or apprehension; in fear.
• adj. (colloquial) regretful, sorry.

discerning

• v. present participle of discern.
• adj. Of keen insight or good judgement; perceptive.
• n. discernment.

perceptive

• adj. having or showing keenness of perception, insight, understanding, or intuition.

uneasy

• adj. (rare) Not easy; difficult.
• adj. Restless; disturbed by pain, anxiety.
• adj. Not easy in manner; constrained; stiff; awkward; not graceful.
• adj. Causing discomfort or constraint.

worried

• adj. Thinking about unpleasant things that have happened or that might happen; feeling afraid and unhappy.
• v. simple past tense and past participle of worry.