tell the truth; speak by the card; paint in its
true colors, show oneself in one’s true colors; make a clean breast &c (disclose) 529; speak one’s mind &c. (be blunt) 703; not lie &c 544, not deceive &c. 545. 
     Adj. truthful, true; veracious, veridical; scrupulous &c (honorable)
939; sincere, candid, frank, open, straightforward, unreserved; open hearted, true hearted, simple-hearted; honest, trustworthy; undissembling &c (dissemble &c 544)[obs3]; guileless, pure; truth-loving; unperjured[obs3]; true blue, as good as one’s word; unaffected, unfeigned, bona fide; outspoken, ingenuous &c (artless) 703; undisguised &c (real) 494.
     uncontrived. 
     Adv. truly &c (really) 494; in plain words &c 703; in truth, with
truth, of a truth, in good truth; as the dial to the sun, as the needle to the pole; honor bright; troth; in good sooth[obs3], in good earnest; unfeignedly, with no nonsense, in sooth[obs3], sooth to say[obs3], bona fide, in foro conscientiae[Lat]; without equivocation; cartes sur table, from the bottom of one’s heart; by my troth &c (affirmation) 535. 
     Phr. di il vero a affronterai il diavolo[It][obs3]; Dichtung und
Wahrheit[Ger]; esto quod esse videris[Lat]; magna est veritas et praevalet[Lat]; “that golden key that opes the palace of eternity” [Milton]; veritas odium parit[Lat]; veritatis simplex oratio est[Lat]; verite sans peur[Fr].

—­ should clarify distinction between untruth generally (objectively false) and untruth in communication (lie, deception) —­
     #544.  Falsehood. —­ N. falsehood, falseness; falsity, falsification;
deception &c. 545; untruth &c 546; guile; lying &c. 454; untruth &c 546; guile; lying &c. v. misrepresentation; mendacity, perjury, false swearing; forgery, invention, fabrication; subreption[obs3]; covin[obs3].
     perversion of truth, suppression of truth; suppressio veri[Lat];
perversion, distortion, false coloring; exaggeration &c 549; prevarication, equivocation, shuffling, fencing, evasion, fraud; suggestio falsi &c (lie) 546[Lat]; mystification &c (concealment) 528; simulation &c (imitation) 19; dissimulation, dissembling; deceit; blague[obs3].
     sham; pretense, pretending, malingering.
     lip homage, lip service; mouth honor; hollowness; mere show, mere
outside; duplicity, double dealing, insincerity, hypocrisy, cant, humbug; jesuitism, jesuitry; pharisaism; Machiavelism, “organized hypocrisy”; crocodile tears, mealy-mouthedness[obs3], quackery; charlatanism[obs3], charlatanry; gammon; bun-kum[obs3], bumcombe, flam; bam*[obs3], flimflam, cajolery, flattery; Judas kiss; perfidy &c (bad faith) 940; il volto sciolto i pensieri stretti[It].
     unfairness &c (dishonesty) 940; artfulness &c (cunning) 702;
misstatement &c (error) 495. 
     V. be false &c adj., be a liar &c 548; speak falsely &c adv.; tell a
lie &c. 546; lie, fib; lie like a trooper; swear false, forswear, perjure oneself, bear false witness.