Dear me, ma'am, but when nobody will know it, how can it be indelicate?
Of course it would be indelicate, if not unfeeling, to ask her about it.
"You are indelicate," said she, and though she frowned her eyes laughed.
I should never have suspected you of so indelicate an imagination.
The remonstrant of 1800 said "indelicate," of 1850 "immodest," of 1900 "impractical."