Latin word insto comes from Latin ingratus (Thankless. Ungrateful. Unpleasant, disagreeable.), Latin sto

Detailed word origin of insto

Dictionary entry	Language	Definition
ingratus	Latin (lat)	Thankless. Ungrateful. Unpleasant, disagreeable.
sto	Latin (lat)	(Medieval Latin) I [currently] am (feel). (Medieval Latin) I am [located at]. I stand. I stay, remain.
insto	Latin (lat)	(ambitransitive) I stand upon, set foot on.. (ambitransitive, with accusative or dative) I assail, press upon, harass.. (intransitive) I am pressing, draw nigh, approach, threaten.. (intransitive, with dative) I urge, pursue, insist.. (transitive) I urge (forward), ply.

Words with the same origin as insto