English
triultimate
From tri- + ultimate, apparently on account of the fact that it is the third in sequence after ultimate and penultimate.
Today it means
adj Synonym of antepenultimate.
Sources
Sources: Wiktionary, “triultimate”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / triultimate