Similar words: less, bless, nonetheless, much less, homeless, senseless, no less than, more or less. Meaning: [ʌnˈles] 
conj.1. except under the circumstances that: I'll be there at nine, unless the train is late. prep. 2. except; but; save: Nothing will come of it, unless disaster..
conj.1. except under the circumstances that: I'll be there at nine, unless the train is late. prep. 2. except; but; save: Nothing will come of it, unless disaster.. 
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(121) I don't want to borrow money from the bank unless I really have to.
(122) Don't ask me to explain unless you really don't understand.
(123) Unless you've got money to burn, these expensive guitars are probably not for you.
(124) The computer will take '0' as the default value, unless you type in something different.
(125) Unless we make a move soon(sentencedict.com), we shall not be able to fulfill our plan.
(126) An employee is not eligible for a redundancy payment unless he has been with the company for two years.
(127) This is not a hobby you should go in for unless you have plenty of money.
(128) a male secretary/nurse/model or a woman/female doctor/barrister/driver. However this is now not usually used unless you need to emphasize which sex the person is, or it is still unusual for the job to be done by a man/woman:My daughter prefers to see a woman doctor.
(129) In the past, the UN has stayed out of the internal affairs of countries unless invited in.
(130) Unless you push your claim, you will not get satisfaction.
(131) You won't hear much real Cockney spoken unless you go to the East End.
(132) They refused to release their hostages unless certain conditions were met.
(133) A slander is not actionable unless it is published to a third person.
(134) They knew there would be trouble unless the report was finished by the next day.
(135) Unless we plan ahead we are going to be in a mess.
(136) The union cannot call a strike unless it holds a ballot of members.
(137) The cultural life of the country will sink into atrophy unless more writers and artists emerge.
(138) Don't leave the house unless I phone you. There's enough food in the freezer,(www.Sentencedict.com) which holds you for a whole day.
(139) Unless the contract is signed immediately, I shall withdraw my offer.
(140) The reality of the situation is that unless we find some new funding soon, the youth centre will have to close.
(141) The conservatory will get very hot in summer unless shading is used.
(142) They don't want to draw on the fund unless they have to.
(143) It's not the kind of thing he'd do unless he had an ulterior motive .
(144) The colour will not be evenly fixed unless the cloth is first properly wetted out.
(145) Unless it's marked 'private', my secretary usually opens my post.
(146) I don't want to break into a $100 note unless I really have to.
(147) No government can justly claim authority unless it is based on the will of the people.
(148) All bitches should be spayed unless being used for breeding.
(149) No-one could use the computer unless they had a password.
(150) They face certain death unless they can be rescued today.
More similar words: less, bless, nonetheless, much less, homeless, senseless, no less than, more or less, regardless, nevertheless, regardless of, unlike, unlikely, sales, wholesale, telescope, adolescent, tablespoon, cholesterol, Palestinian, mess, essay, press, assess, Messrs, access, stress, dress up, vessel, impress.