It's a Latin verb of the second conjugation.

那是属于第二种变化法的拉丁语动词。

youdao

The ending of many Latin flower names derive from the Latin verb to flower: floreo.

很多花的拉丁名以动词“开花”（floreo）的衍生形式结尾****：floreo。

youdao

Knownfor its robust bodywork and sleek Nordic designs, Volvo was founded in 1927with a name derived from the Latin verb "volvere", meaning to roll.

沃尔沃成立于1927年，以坚实的车体和流畅的北欧设计风格著称。它的名字来源于拉丁语动词“volvere”，意思是滚动。

youdao

Incubate is the strange Latin word, and it's a verb -- of course, as we know-- it's a verb typically used with relation not to spirits but to gestating birds, and it literally means "to brood."

incubabat“是个罕见的拉丁词，是个动词--当然，我们知道--这个动词通常用于正在孕育后代的鸟,而不用于神灵，它的字面意思是“孵“

耶鲁公开课 - 弥尔顿课程节选

The root of the word duty is the Latin verb "debere" - "to owe", or "to have to".

BBC: UK