luutnantti (englanniksi)

lieutenant (s: vänrikin ja yliluutnantin arvojen väliin sijoittuva sotilasarvo; sellaisen arvon haltija / military / military ranks / an aide)
second-lowest junior officer rank in Finnish defence forces. official English translation used by army and air force is lieutenant (s: military ranks / "OF-2")
and by the navy (s: military ranks)
lieutenant junior grade. The corresponding rank in the US Navy is lieutenant and in the UK Royal Navy it is sub-lieutenant (s: military ranks)
As a modifier in the military ranks of everstiluutnantti and kenraaliluutnantti (s: military ranks)