Synonyms and related words :
abandoned, abiding, apocryphal, artless, bluff, blunt, broad, brusque, candid, changeless, constant, continuing, direct, disobedient, downright, durable, enduring, explicit, firm, fixed, forthright, frank, frankhearted, free, free-speaking, free-spoken, free-tongued, frozen, genuine, go-go, headstrong, heady, heart-to-heart, immobile, immoderate, immutable, incontinent, indulgent, ingenuous, insubordinate, intact, intemperate, inviolate, irrepressible, irresponsible, lasting, lawless, lax, licentious, loose, mutinous, nonofficial, nonrestrictive, open, openhearted, out of control, out of hand, outspoken, permanent, permissive, perpetual, persistent, plain, plain-spoken, quiescent, rampant, reinless, remaining, rigid, riotous, round, self-willed, sincere, solid, stable, static, stationary, staying, steadfast, straight, straight-out, straightforward, sustained, torpid, transparent, unaccountable, unaltered, unattested, unauthentic, unauthenticated, unauthoritative, unbridled, uncertified, unchangeable, unchanged, unchanging, uncoerced, uncompelled, unconfirmed, unconstrained, uncontrolled, uncorroborated, uncurbed, undemonstrated, undestroyed, undisciplined, unequivocal, unfading, unfailing, unforced, ungoverned, unguarded, uninhibited, unmastered, unmeasured, unmuzzled, unofficial, unproved, unreined, unrepressed, unreserved, unrestrained, unrestrictive, unruly, unshifting, unsubdued, unsuppressed, unvalidated, unvaried, unvarying, unverified, unwarranted, wanton, wild, wildcat, willful