英语词源字典 - 在线词源网站

anon (adv.)[anon 词源字典]: late Old English anon, earlier on an, literally "into one," thus "continuously; straightway (in one course), at once;" see one. By gradual misuse, "soon, in a little while" (1520s). A one-word etymological lesson in the enduring power of procrastination.[anon etymology, anon origin, 英语词源]
forthright (adj.): Old English forðriht "direct, plain;" see forth + right (adj.). Compare downright. Related: Forthrightly; forthrightness. As an adverb, Old English forðrihte "straightway, at once; plainly."
off-hand (adv.): also offhand, 1690s, "at once, straightway," from off (adv.) + hand (n.). Probably originally in reference to shooting without a rest or support. Hence, of speech or action, "unpremeditated" (1719). Related: Off-handed; off-handedly.
right (n.): Old English riht (West Saxon, Kentish), reht (Anglian), "that which is morally right, duty, obligation," also "rule of conduct; law of a land;" also "what someone deserves; a just claim, what is due; correctness, truth; a legal entitlement, a privilege," from the root of right (adj.1). Meaning "the right" (as opposed to the left) is from mid-13c.; political use from 1825. From early 14c. as "a right action, a good deed." Meaning "a blow with the right fist" is from 1898. The phrase to rights "at once, straightway" is 1660s, from sense "in a proper manner" (Middle English).