THESAURUS
go straight
acculturate, advance, ameliorate, amend, arrow, arrow for, be straight, better, boost, bring forward, civilize, edify, educate, elevate, emend, enhance, enlighten, enrich, fatten, favor, follow a course, forward, foster, go directly,
go straight on, have no turning, head straight for, hold steady for, improve, improve upon, keep pointed, lard, lift, make a beeline, make an improvement, meliorate, mend, nurture, promote, raise, refine upon, reform, socialize, straighten out, transfigure, transform, upgrade, uplift, vector for
ROGET THESAURUS
go straight
Mid-course
VB
keep in a middle course, preserve a middle course, preserve an even course,
go straight, go halfway, compromise, make a compromise.
Straightness
VB
be straight, have no turning, not incline to either side, not bend to either side, not turn to either side, not deviate to either side,
go straight, steer for, render straight, straighten, rectify, set straight, put straight, unbend, unfold, uncurl &c, unravel, unwrap.