LITTLEST

Small in size.

Example: "This is a little table."

Insignificant, trivial.

Example: "It's of little importance."

Very young.

Example: "Did he tell you any embarrassing stories about when she was little?"

(of a sibling) younger.

Example: "This is my little sister."

(also little) used with the name of a place, especially of a country or its capital, to denote a neighborhood whose residents or storekeepers are from that place.

Small in amount or number, having few members.

Example: "Little money;  little herd"

Short in duration; brief.

Example: "I feel better after my little sleep."

Small in extent of views or sympathies; narrow; shallow; contracted; mean; illiberal; ungenerous.