sublieutenant
sub‧lieu‧ten‧ant /ˌsʌblefˈtenənt, -lə- $ -luː-/
noun [countable]
a middle rank in the Royal Navy, or someone who has this rank
sub‧lieu‧ten‧ant /ˌsʌblefˈtenənt, -lə- $ -luː-/
noun [countable]a middle rank in the Royal Navy, or someone who has this rank