brief, little (often ironic), short
I will have to have a little talk with that young lady (= tell her that I disapprove of sth).

good, long, serious
heart-to-heart

have

show (esp. AmE)
radio (esp. AmE)

talk about
I enjoyed our talk about the old days.

talk with
I need to have a heart-to-heart talk with her.

excited
There was excited talk of emigrating to America.

crazy (esp. AmE), wild
There is wild talk of her breaking the world record soon.

careless (esp. BrE), idle, loose
fighting (BrE), tough
war
The US authorities have increased the war talk.

straight
She likes straight talk and hates hypocrites.

double
The president's true agenda was hidden in political double talk.

open
There is open talk of a leadership challenge.

public
There has been much public talk about bilingual education.

dirty
the crusade against dirty talk on TV

trash (= a way of talking intended to insult sb and make them feel less confident)
sweet (= trying to persuade sb to do sth by praising them and telling them things they like to hear)
cheap, empty, mere
The chairman's boasts about future profits were just cheap talk.

big, fancy (esp. AmE), fine (ironic)
What all the fine talk came down to was hard cash.

baby
I never used baby talk to my little girl.

girl
We can have some girl talk until Joe gets here.

pillow
the pillow talk of lovers

shop
Don't you get enough shop talk at work?

hear
You often hear talk of the north-south divide.

turn to sth
Talk turned to money and tempers began to fray.

talk about/of
All this talk of the boss resigning is nonsense!

be all talk
He's all talk. He's too scared to do anything.

be just talk
‘You think it's just talk?’ ‘No, I think it's true.’

for all the talk of sth
For all their talk of equality, the boys ended up not doing any cooking.

(to exchange/make) small talk (= to talk politely about unimportant things)
He was never very good at making small talk with her parents.

lengthy (esp. BrE)
high-level, top-level
informal
formal, official
private, secret
direct, face-to-face
wide-ranging
all-party (BrE), etc.
all-party talks in Northern Ireland

bilateral, multilateral, round-table (esp. BrE)
global (esp. AmE)
fresh (esp. BrE), further
crisis, emergency, urgent (all esp. BrE)
exploratory (esp. BrE), preliminary
political
arms (esp. BrE), peace
merger, pay (BrE), trade

round
A further round of talks is expected in March.

conduct, have, hold
The two governments held secret talks on the nuclear threat.

broker, host
attend, enter
begin, initiate, open, start
continue
break off, pull out of, walk out of
The union has broken off talks with the management.

cancel, end, suspend
reopen, restart, resume

be scheduled
Talks were scheduled for Rome the following month.

take place
The peace talks will take place in Cairo.

begin, open (esp. BrE), start
end
continue, go on
resume
be aimed at sth, be designed to (esp. BrE)
the latest round of talks aimed at ending the civil war

centre/center on sth, concentrate on sth, cover sth, deal with sth, focus on sth
The talks centred on bilateral trade.

produce sth
Talks produced agreement on an end to the occupation.

be deadlocked (esp. BrE), break down, collapse, fail, founder (esp. BrE), stall (esp. BrE)
The talks remain deadlocked over spending plans.
The talks foundered on the issue of compensation.

during talk
The agreement was concluded during talks in Beijing.

in talk
He is currently in talks with two football clubs.

talk about, talk on, talk over
Talks are being held over the political future of the province.

talk between
the failure of talks between the two communities

talk with
The delegation arrived for talks with their government.

entertaining (esp. BrE), informative (esp. BrE), interesting
introductory (esp. BrE)
brief, short
chalk (AmE), motivational, pep, team (esp. BrE)
radio, television, TV
illustrated (BrE)
She gave an illustrated talk on Roman architecture.

deliver, give, present
begin
end
Let me end my talk with a prediction.

attend, go to

be entitled sth, be titled sth (esp. AmE)
She gave a very entertaining talk entitled ‘My life and hard times’.

talk about, talk on
Did you go to the talk on Peru?