multilateral; multinational
oath; pledge; pact; covenant; alliance
long (time); longstanding; for a long time
and what is worse; to make matters worse
half-sister (younger, different mother)
intimacy; friendship; friendly relations
order; system; structure; set-up; organization; organisation
personal security; personal protection; provision of a bodyguard
indicates the target of an activity; -ee (e.g. employee, examinee, trustee)
performance of one's official duties
to neglect; to leave undone; to lay aside
one's manners; one's attitude
the front (of a battlefield); forefront
collection of books; (personal) library
leaving something where it is; abandoning something
sensitivity; sensitiveness; sense (of ...)
spring; spring (in one's legs); bounce; springboard; impetus
degradation over time; time-related deterioration
contacting; getting in touch; communication; call; message
advanced materials; new high-tech materials
cooking, esp. frying or stir-frying; heating; tempering; -ware
neighbour to the left (person, building, etc.)
cabin attendant; flight attendant
science fiction; sci-fi; SF
preliminary inspection; having a look in advance; preparatory read-through (e.g. of lesson notes); siding (on a house); clapboard