Synonym: beyond any doubt, beyond question, undoubtedly, without doubt. Similar words: subtle, subtlety, doubt, in doubt, redoubt, no doubt, doubtful, undoubted. Meaning: ['daʊtlɪs] 
adv. with certainty.
adv. with certainty. 
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1. She is doubtless my best friend.
2. He'd doubtless heard rumours on the grapevine.
3. Doubtless you will have heard the news already.
4. He would doubtless disapprove of what Kelly was doing.
5. He will doubtless arrive by the next train.
6. They will doubtless protest, but there's nothing they can do.
7. Doubtless Williams, as the star of the movie, is getting five times the salary of everyone else.
8. It will doubtless rain on the day of the garden party.
9. Doubtless there would be dozens of photographers waiting for her.
10. His direct, often abrasive approach will doubtless ruffle a few feathers.
11. He will doubtless try and persuade his colleagues to change their minds.
12. With time,[sentencedict.com] such resistance will doubtless diminish.
13. Doubtless many more exist in museum collections.
14. Time will doubtless provide the answer to that conundrum.
15. The true significance of Kirov's death doubtless eluded him.
16. Your payments will doubtless rise in the second year.
17. Come Wimbledon, of course, his juices will doubtless be flowing again.
17. Wish you can benefit from sentencedict.com and make progress everyday!
18. Doubtless, Salisbury traders benefited from the weekly market despite the disruption to normal traffic.
19. Donations by pious laymen doubtless continued, and Glastonbury and Canterbury not only survived, but did so as wealthy churches.
20. It is doubtless true that at bottom the behaviour of a motor car is to be explained in terms of interactions between fundamental particles.
21. Within Mr Quinn's own party, there will doubtless be those with looser morals than Mr Ashdown's.
22. Doubtless for those reasons Harvard banned the match at the last minute.
23. One of them, doubtless the Substitute Prosecutor, was on his feet, playing with an unlit pipe.
24. Higher value-added products will doubtless become more important but the business will also move closer to the consumer.
25. Their punkish stance is probably a put-on: doubtless their dads are commodities brokers.
26. If Napoleon had lived 20 centuries ealier, he would doubtless have been apotheosized.
27. We've found a tiny offshoot of imagination that once, like the appendix doubtless had some useful function.
28. The same suspicions, particularly in relation to civilian casualties, doubtless apply to footage from Baghdad.
29. It was a strange step from poacher to street comer preacher, but was doubtless sincere.
30. So far he hasn't had too many problems but doubtless he could recount some interesting tales!
More similar words: subtle, subtlety, doubt, in doubt, redoubt, no doubt, doubtful, undoubted, doubtfully, without doubt, redoubtable, undoubtedly, without a doubt, doubles, subtitles, double standard, tactlessness, restlessness, limitlessness, relentlessness, weightlessness, thoughtlessness, subtly, artless, witless, tactless, restless, rootless, listless, spotless.