Ones and twos

dead men's shoes

A position or property that is only attainable by someone else upon the current holder's death.

fill someone's shoes

To do (somebody's) job; to perform or assume (somebody's) role.

pair of shoes

A case or situation that is different from another.

put on one's dancing shoes

To prepare for celebration or rejoicing; to put oneself in a positive frame of mind.

stand in someone's shoes

To see from another's point of view; to feel what another feels.

step into someone's shoes

Synonym of stand in someone's shoes (“see from another's point of view”).

walk a mile in someone's shoes

To experience what someone has experienced.