1. (verb) straighten up or out; make straight

• unbend

2. (verb) make straight

• straighten out

3. (verb) put (things or places) in order

• clean up
• neaten
• square away
• straighten out
• tidy
• tidy up

4. (verb) straighten by unrolling

• roll out

1. (verb) straighten up or out; make straight

• change posture

2. (verb) make straight

• alter
• change
• modify

3. (verb) get up from a sitting or slouching position

• change posture

4. (verb) put (things or places) in order

• order

5. (verb) straighten by unrolling

• disentangle
• unwind

6. (verb) make straight or straighter

• arrange
• set up

1. (verb) make straight

• channelise
• channelize
• comb
• extend
• unbend
• untwine
• untwist
• unweave

2. (verb) get up from a sitting or slouching position

• draw up
• pull up
• straighten up
• rear
• rise up

3. (verb) put (things or places) in order

• clean
• clean house
• houseclean
• make
• make up

1. (verb) straighten up or out; make straight

• bend
• flex

1. (verb) make straight or straighter

• clear
• clear up
• crystalise
• crystalize
• crystallise
• crystallize
• elucidate
• enlighten
• illuminate
• shed light on
• sort out
• straighten out
• disentangle
• straighten out
• unsnarl

1. (verb) make straight

• straightener