ironical

adjective3

1. •
   Characterized by or constituting (any kind of) irony.
2. •
   Given to the use of irony; sarcastic.

   • His tone was cold and ironical; its bitterness but reflecting the terrible disappointment he had suffered. — 1913
3. •
   (no longer used) Feigning ignorance; simulating lack of instruction or knowledge; exhibiting Socratic irony.