ʌnˈlaɪkli Succeed Arrive Event Problem Arising Contact Hotel

• the project seemed unlikely to succeed.
• it's most (= very) unlikely that she'll arrive before seven.
• in the unlikely event of a problem arising, please contact the hotel manager.
• it's pretty much inevitable that prices will go up this year.

unlikely

1. not likely to happen; not probable
• The project seemed unlikely to succeed.
• It's most (= very) unlikely that she'll arrive before seven.
• In the unlikely event of a problem arising, please contact the hotel manager.
• It's pretty much inevitable that prices will go up this year.
• I think it's likely to rain this afternoon.
• I’m probably going to be away then.
• I guess there's a fifty per cent chance that they'll say no.
• It's unlikely, but not totally impossible, I suppose.
• They can't possibly/really be serious about buying a boat!
• Let's start without them. They're bound to be late.
2. not the person, thing or place that you would normally think of or expect
• He seems a most unlikely candidate for the job.
• They have built hotels in the most unlikely places.
3. difficult to believe
• synonym implausible
  https://www.oxfordlearnersdictionaries.com/definition/english/implausible
• She gave me an unlikely explanation for her behaviour.

Extra Examples

• An economic collapse is inherently unlikely.
• He thought it unlikely that she would refuse.
• The takeover bid now looks unlikely to succeed.
• In the unlikely event of a problem arising, please contact the hotel manager.
• It’s most unlikely that she’ll arrive before seven.
• She gave me a rather unlikely explanation for her behaviour.
• an unlikely candidate/applicant/contender
• an unlikely hero/winner/rock star/celebrity