- forthright (adj.)[forthright 词源字典]
- Old English forðriht "direct, plain;" see forth + right (adj.). Compare downright. Related: Forthrightly; forthrightness. As an adverb, Old English forðrihte "straightway, at once; plainly."[forthright etymology, forthright origin, 英语词源]
- four-square (adj.)
- c. 1300, "having four equal sides," from four + square (adj.).
As an adverb, in figurative use, "forthrightly, honestly" from 1845.