ussūra

adjective “sun-out”, the sun being out; i.e. after sunrise or after noon, adverbially in -bhatta eating after mid-day, unpunctual meals AN.iii.260, and -seyyā sleep after sunrise, sleeping late DN.iii.184; Dhp-a.ii.227. Besides as loc. adv. ussūre the sun having been up (for a long time), i.e. at evening Vin.i.293; Vin.iv.77; Ja.ii.286, also in ati-ussūre too long after sunrise Vv-a.65; Dhp-a.iii.305.

ut + sūra