straight·en 
/ˈstreɪtn̩/ verb
straight·ens; straight·ened; straight·en·ing /ˈstreɪtn̩/ verb 1 : to make (something) straight or to become straight [+ obj] ▪ He straightened the bent antenna. ▪ Straighten your legs. — often + out ▪ You need to straighten out your legs for this stretch. [no obj] ▪ The drooping flowers straightened in the rain. — often + out ▪ The river curves and then straightens out again. 2 [+ obj] : to make (something) organized or tidy : to put (something) in order — usually + out or up ▪ He took time to straighten out the papers on his desk. ▪ They straightened up the house after the party.
straighten out [phrasal verb] 1 straighten out (something) or straighten (something) out : to deal with (something) successfully
▪ I need more time to straighten out my problems. 2 a straighten out or straighten out (something) or straighten (something) out : to improve in behavior or condition
▪ He straightened out after joining the army. ▪ The problem will not straighten out on its own. ▪ You need to straighten your life out.
b straighten (someone) out or straighten out (someone) : to improve the behavior of (someone)
▪ Her parents sent her to boarding school to straighten her out.
▪ I need more time to straighten out my problems.
▪ He straightened out after joining the army. ▪ The problem will not straighten out on its own. ▪ You need to straighten your life out.
b straighten (someone) out or straighten out (someone) : to improve the behavior of (someone)
▪ Her parents sent her to boarding school to straighten her out.
straighten up [phrasal verb] 1 : to move your body to an upright position
▪ Straighten up. There's no excuse for slouching. 2 US : to improve in behavior
▪ You need to straighten up, young man.
▪ Straighten up. There's no excuse for slouching.
▪ You need to straighten up, young man.
— straight·en·er /ˈstreɪtn̩ɚ/ noun, plural straight·en·ers
[count] ▪ She uses a straightener to make her hair straight. [noncount] ▪ a bottle of hair straightener
/ˈstreɪtn̩ɚ/ noun, plural straight·en·ers [count] ▪ She uses a straightener to make her hair straight. [noncount] ▪ a bottle of hair straightener
