IPA: //ˈiːstɪvəl//
KK: /ˈiːstɪvəl/
Relating to or occurring in the summer.
The aestival flowers bloom brightly under the warm sun.
Aestival → It is derived from the Latin word "aestivus" (meaning summer). The word "aestival" refers to something that is related to or occurring in the summer season.
Think of the Latin word for summer, 'aestivus', to remember that 'aestival' relates to the summer season.