So dis will described some Undertale character names such as meaning and what originated from and which accents they would have, so let's begin (note that not all characters becuz I'm lazy)
Frisk
Meaning: Verb-something like search or check, Noun-Playful skip or leap
Origin: Come from the word Frisk
Accent: British or IrishToriel
Meaning: Unknown but only thing is tutorial
Origin: It's a pun about tutorials but might related to the German female name Oriel, meaning fire
Accent: Irish (Irish-German by CharaSans
Meaning: Without
Origin: Come from the font Comic Sans but just like Frisk, Sans also got his from the word sans
Accent: IrishPapyrus
Meaning: Paper
Origin: Just like Sans and Frisk, he also come from the font and the word but unlike them, he's also originated from the type of ancient Egyptian paper called an Papyrus
Accent: IrishUndyne
Meaning: Probably Undying
Origin: Even tho it's a pun, her name is also came from the name of Greek water nymphs called Undine
Accent: IrishAlphys
Meaning: Unknown
Origin: Come from a Greek word Alpha
Accent: IrishMettaton
Meaning: Metal, Megaton or freaking Megatron
Origin: Might be a pun or something else
Accent: Everything u want (I pick German becuz reasons XP)Asgore
Meaning: Remorse (in Latin form)
Origin: Mashup of As and Gore but come from the Latin word Aegros or an old Norse name Asgeirir meaning God Spear or come from name of the old Norse mythical place Asgard
Accent: Irish (Irish-German by Chara)Asriel
Meaning: Helped by God
Origin: Mashup of Toriel and Asgore but come from the name of the Archangel of Death Azrael
Accent: Irish (Irish-German by Chara)Chara
Meaning: Pronounced Chara means Joy or Pronounced Cara means Friend
Origin: Pronounced Chara is Greek or Pronounced Cara is Irish
Accent: German (might be Irish-German, not sure about that)So that's all, if u want to know Endre, I do it right after I published my Epictale book XP