STRAIGHTEN

v. 1 Often, straighten out. uncurl, untangle, disentangle, unsnarl, unravel, unkink; clear (up), settle, resolve, sort out, set or put straight or right or to rights, correct, adjust, rectify She decided to have her hair straightened They are busy straightening out the matter of father's will. 2 Often, straighten out. reform, rehabilitate, organize, reorganize Perhaps psychotherapy will straighten him out 3 Often, straighten out or up. tidy (up), arrange, rearrange, neaten, spruce up, put in order, clean (up): Would you help me straighten up the place before you leave?