Collocations for opportunity - noun

ample, considerable, plenty of
We'll have plenty of opportunity to talk later.

limited, little, not much
big, excellent, favourable/favorable, golden, good, great, marvellous/marvelous, real, tremendous, welcome, wonderful
a golden opportunity to invest in new markets

exciting
ideal, perfect
suitable
reasonable
We need to give them a reasonable opportunity to look at the display.

available
every
Students should take every opportunity to widen their experience.

new
historic, once-in-a-lifetime, rare, unique, unparalleled, unprecedented, unrivalled/unrivaled (esp. BrE)
lost, missed, wasted
career, educational, employment, job, training
business, commercial, economic, growth, investment, market, sales
a missed sales opportunity

photo (= an opportunity to take photographs of famous people)
equal opportunities (BrE), equal opportunity (esp. AmE) (= the principle of treating all people the same, regardless of sex, race, etc.)
We are dedicated to the principle of equal opportunity.
an equal-opportunities employer (BrE)
an equal-opportunity employer (AmE)

have
find, get
We didn't get much opportunity to swim.

afford, create, give sb, offer (sb), open up, present, provide (sb with)
to provide better educational opportunities

see
He saw a great opportunity to make some money.

grasp, seize, take, take advantage of, take up, use
May I take this opportunity to congratulate Ruth on her promotion.

lose, miss
He lost no opportunity to vent his anger on those around him.

pass up

exist
arise, come, occur, present itself
When the opportunity came, I seized it with both hands.

opportunity for
The job will offer you excellent opportunities for promotion.

at the earliest opportunity, at the first (possible) opportunity
at every available opportunity, at every opportunity, at every possible opportunity
equality of opportunity
the opportunity of a lifetime
a window of opportunity
The ceasefire has created a window of opportunity to rescue the peace process.