alarming
v. B1 Intermediate US //əˈɫɑɹmɪŋ// UK //ɐlˈɑːmɪŋ// alarm·ing
v. causing worry or fear because something seems dangerous or wrong.
v. causing concern, anxiety, or surprise due to the perceived seriousness or unexpected nature of a situation.
The sudden drop in sales was alarming.
The doctor found the test results alarming and ordered further checks.
The alarming rate of deforestation in the Amazon basin has prompted urgent calls for international policy reform.