(n) sleep cycle
(n) lifetime
(n) midyear examinations
(n) early (prompt) settlement
swift resolution
speedy solution
(n) early treatment
(P)
(n) early diagnosis
(n) early retirement
(n) early detection (of an illness)
(n) length of one's stay
(n) lending-period
period of loan (e.g. for a library book)
(n) short-term memory
(n) short-term plan
short-run project
(n) decisive battle of brief duration
(n) treasury bill
TB
(n) short-term bill
(n) short-term loan
(n) (two year) junior college
(P)
(n) (comp) study period
(n) (comp) start-stop synchronization
(n) long-term memory
(n) long-term interest rate
(n) long-range plan
(n) long-term national bond
(n) long-term loan
(n) long-term bill
(n) school seasonal (train and bus) ticket
(n) commutation ticket
season ticket
(n) period of validity
(n) (comp) fixed task
scheduled task
(n) periodic medical check-up (examination)