post·mas·ter 
(pōstmăs′tər)
(pōstmăs′tər)n.
A person who is in charge of the operations of a post office.
postmas′ter·ship′ n.
- cryosurgery
- cryosurgical
- cryotherapy
- cry over spilled milk
- crypt
- crypt-
- crypt-
- cryptanalysis
- cryptanalyst
- cryptanalytic
- cryptanalyze
- cryptesthesia
- cryptic
- cryptical
- cryptically
- crypticness
- crypto
- crypto-
- thermoelectrically
- thermoelectricity
- thermoelectron
- thermogenesis
- thermogenetic
- thermogenic
- thermogram