occasion

(n) an event that occurs at a critical time
- at such junctures he always had an impulse to leave
- it was needed only on special occasions
juncture,
(n) a vaguely specified social event
- the party was quite an affair
- an occasion arranged to honor the president
- a seemingly endless round of social functions
social function, social occasion, affair, function,
(n) reason
- there was no occasion for complaint
(n) the time of a particular event
- on the occasion of his 60th birthday
(n) an opportunity to do something
- there was never an occasion for her to demonstrate her skill

juncture social function social occasion affair function

occasional occasionally occasions