誰も

From 誰 (dare, “who”) +‎ も (mo, “even, also, too”, inclusive particle).

• (Tokyo) だれも [dàré mó] (Heiban – [0])
• IPA^(key): [da̠ɾe̞ mo̞]

誰(だれ)も • (dare mo) 

1. (with negative verbs) no one, nobody

   そんなことは誰(だれ)も気(き)にしない。

   Sonna koto wa dare mo ki ni shinai.

   No one cares about that.

2. anyone, anybody

   誰(だれ)もが何(いず)れ高齢者(こうれいしゃ)だ。

   Dare mo ga izure kōreisha da.

   Everyone gets old eventually.

Unless followed by another particle, the term 誰も (dare mo) is used in negative constructions. For use in positive constructions, an additional particle is needed, as shown in the usage examples above.