ages — the length of time during which a being or thing has existed; length of life or existence to the time spoken of or referred to: trees of unknown age; His age is 20 years.
hours — a period of time equal to one twenty-fourth of a mean solar or civil day and equivalent to 60 minutes: He slept for an hour.
terms — a word or group of words designating something, especially in a particular field, as atom in physics, quietism in theology, adze in carpentry, or district leader in politics.
courses — a direction or route taken or to be taken.
junctures — a point of time, especially one made critical or important by a concurrence of circumstances: At this juncture, we must decide whether to stay or to walk out.
quarters — one of the four equal or equivalent parts into which anything is or may be divided: a quarter of an apple; a quarter of a book.
rendezvous — an agreement between two or more persons to meet at a certain time and place.