Use the adverb doubtless to mean "absolutely" or "without question." You could tell your brother that he'll doubtless be thrilled about the birthday present you got for him.
Free from fear or suspicion.
Adverb
with certainty; "it''s undoubtedly very beautiful"
a.
Free from fear or suspicion.
adv.
Undoubtedly; without doubt.
Doubtless
Pretty child, sleep doubtless and secure.
Doubtless
Free from fear or suspicion.
Undoubtedly; without doubt.
Usage Examples
There are plenty of problems in the world, and doubtless climate change - or whatever the currently voguish phrase for it all is - certainly is one of them. But it's low on my list.
Misspelled FormDoubtless, Doubtless, oubtless, Doubtless, Dioubtless, D9oubtless, D0oubtless, Dpoubtless, Dloubtless, Diubtless, D9ubtless, D0ubtless, Dpubtless, Dlubtless, Doiubtless, Do9ubtless, Do0ubtless, Dopubtless, Dolubtless, Doyubtless, Do7ubtless, Do8ubtless, Doiubtless, Dojubtless, Doybtless, Do7btless, Do8btless, Doibtless, Dojbtless, Douybtless, Dou7btless, Dou8btless, Douibtless, Doujbtless, Douvbtless, Dougbtless, Douhbtless, Dounbtless, Dou btless, Douvtless, Dougtless, Douhtless, Dountless, Dou tless, Doubvtless, Doubgtless, Doubhtless, Doubntless, Doub tless, Doubrtless, Doub5tless, Doub6tless, Doubytless, Doubgtless, Doubrless, Doub5less, Doub6less, Doubyless, Doubgless, Doubtrless, Doubt5less, Doubt6less, Doubtyless, Doubtgless, Doubtkless, Doubtoless, Doubtpless, Doubt:less, Doubtkess, Doubtoess, Doubtpess, Doubt:ess, Doubtlkess, Doubtloess, Doubtlpess, Doubtl:ess, Doubtlwess, Doubtl3ess, Doubtl4ess, Doubtlress, Doubtlsess, Doubtldess, Doubtlwss, Doubtl3ss, Doubtl4ss, Doubtlrss, Doubtlsss, Doubtldss, Doubtlewss, Doubtle3ss, Doubtle4ss, Doubtlerss, Doubtlesss, Doubtledss, Doubtleass, Doubtlewss, Doubtleess, Doubtledss, Doubtlexss, Doubtlezss, Doubtleas, Doubtlews, Doubtlees, Doubtleds, Doubtlexs, Doubtlezs, Doubtlesas, Doubtlesws, Doubtleses, Doubtlesds, Doubtlesxs, Doubtleszs, Doubtlesas, Doubtlesws, Doubtleses, Doubtlesds, Doubtlesxs, Doubtleszs, Doubtlesa, Doubtlesw, Doubtlese, Doubtlesd, Doubtlesx, Doubtlesz, Doubtlessa, Doubtlessw, Doubtlesse, Doubtlessd, Doubtlessx, Doubtlessz.
Other Usage ExamplesDoubtless there are things in nature which have not yet been seen. If an artist discovers them, he opens the way for his successors.