He straightened his posture to appear more confident.
line
Frequency:
50
%
She straightened the line of books on the shelf.
path
Frequency:
45
%
She straightened her path towards success.
Idiomatic Expressions for straighten
Phrase: straighten out
Meaning: to resolve a problem or confusion; to clarify a situation
Usage: The manager had to step in to straighten out the misunderstanding between the two employees.