He made a glib remark about the situation, which offended many people.
glib tongue
Frequency:
45
%
His glib tongue often got him into trouble with his blunt remarks.
glib talk
Frequency:
30
%
She tried to cover up her lack of knowledge with glib talk during the presentation.
Idiomatic Expressions for glibness
Phrase: glibness of speech
Meaning: the ability to speak easily and confidently, sometimes without sincerity or depth
Usage: His glibness of speech made it hard to trust his intentions.