Lieutenant (noun) — ملازم: A junior officer; a deputy who acts for a leader. Below are 8 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
a person appointed to act for another, especially a second-in-command empowered to perform official functions
A person in a position of authority in an organisation or force.
A person who assists an important person, especially in politics or the military.
A person (or tool) who helps someone do their work — a helper, aide, or supporting role
Lower in rank; a person under another.
second-in-commandadjutantrepresentative