searching
[adjective]
Synonyms: keen, close, intent, penetrating, piercing, probing, quizzical, sharp

[TahlilGaran] English Synonym Dictionary ▲

search‧ing /ˈsɜːtʃɪŋ $ ˈsɜːr-/ adjective [only before noun]
[Word Family: noun: search, research, researcher; verb: search, research; adverb: searchingly; adjective: searching]

1. intended to find out all the facts about something
searching questions/investigation/examination etc
Interviewees need to be ready for some searching questions.

2. searching look/glance/gaze a look from someone who is trying to find out as much as possible about someone else’s thoughts and feelings:
She avoided his long searching look.
—searchingly adverb

[TahlilGaran] Dictionary of Contemporary English ▲