1. (adv.) In a true manner; according to truth; in agreement with fact; as, to state things truly; the facts are truly represented.

2. (adv.) Exactly; justly; precisely; accurately; as, to estimate truly the weight of evidence.

3. (adv.) Sincerely; honestly; really; faithfully; as, to be truly attached to a lover; the citizens are truly loyal to their prince or their country.

4. (adv.) Conformably to law; legally; legitimately.

5. (adv.) In fact; in deed; in reality; in truth.

OK Roger absolutely accurately actually all right alright alrighty amen and no mistake as you say assuredly at all events at any rate aye beyond question by all means certainly clearly confidently da de facto decidedly decisively definitely demonstrably distinctly doubtlessly duly easily exactly factually fine for a certainty for a fact for certain for real for sure forsooth genuinely good good enough hear historically honestly in actuality in all conscience in effect in fact in reality in sooth in truth in very sooth indeed indeedy indubitably ja just so justifiably justly legitimately mais oui manifestly most assuredly most certainly naturally naturellement nay nothing else but noticeably observably obviously of a truth of course okay oui patently positively precisely probably properly quite rather really really-truly right rightfully rightly righto sensibly seriously sincerely sure sure thing surely to a certainty to be sure to speak truthfully truthfully unambiguously undeniably undoubtedly unequivocally unmistakably unquestionably veraciously verily veritably very well visibly well and good why yes with truth without doubt yea yeah yep yes yes indeed yes indeedy yes sir yes sirree