ironical

ironic +‎ -al. Attested since the 1570s.[1]

• (Received Pronunciation) IPA^(key): /aɪˈɹɒnɪkəl/
• (General American) IPA^(key): /aɪˈɹɑnɪkəl/

ironical (comparative more ironical, superlative most ironical)

1. Characterized by or constituting (any kind of) irony.
2. Given to the use of irony; sarcastic.
   • 1913 January–May, Edgar Rice Burroughs, “The Gods of Mars”, in The All-Story, New York, N.Y.: Frank A. Munsey Co., →OCLC; republished as chapter III, in The Gods of Mars, Chicago, Ill.: A[lexander] C[aldwell] McClurg & Co., 1918 September, →OCLC, page 40:

     His tone was cold and ironical; its bitterness but reflecting the terrible disappointment he had suffered.

3. (obsolete) Feigning ignorance; simulating lack of instruction or knowledge; exhibiting Socratic irony.

• ironic

• ironically

• “ironical”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
• “ironical”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.