irascentadj.

/ʌɪˈrasənt/Etymology: < Latin īrāscent-em, present participle of īrāscī to grow or be angry, < īra anger.
the mind > emotion > anger > [adjective] > becoming angry or leading to anger
1794–6 E. Darwin IV. 292 Between the irascent ideas and irascent muscular actions.
This entry has not yet been fully updated (first published 1900; most recently modified version published online March 2018).