| means | (verb) become or cause to become undone by separating the fibers or threads of; "unravel the thread" unscramble, unpick, untangle, unknot, unravel | 
| means | (verb) unfasten or release from or as if from a hitch unhitch | 
| means | (verb) remove the pins from; unfasten the pins of unpin | 
| means | (verb) cancel, annul, or reverse an action or its effect; "I wish I could undo my actions" undo | 
| means | (verb) undo the ties of; "They untied the prisoner" unlace, untie, unbrace | 
| means | (verb) separate the tangles of disentangle, unwind | 
| means | (verb) remove from sight clear off, clear away | 
| means | (verb) break down, literally or metaphorically; "The wall collapsed"; "The business collapsed"; "The dam broke"; "The roof collapsed"; "The wall gave in"; "The roof finally gave under the weight of the ice" give, break, founder, fall in, collapse, cave in, give way | 
| means | (verb) make loose or looser; "loosen the tension on a rope" loosen, loose | 
| means | (verb) make sharp or sharper; "sharpen the knives" sharpen | 
| means | (verb) cause to become loose; "undo the shoelace"; "untie the knot"; "loosen the necktie" untie, undo, loosen | 
| means | (verb) make less severe or strict; "The government relaxed the curfew after most of the rebels were caught" relax, loosen | 
| means | (verb) change from a crossed to an uncrossed position; "She uncrossed her legs" uncross | 
| means | (verb) take the burden off; remove the burden from; "unburden the donkey" disburden, unburden | 
| means | (verb) remove from its packing; "unpack the presents" take out, unpack | 
| means | (verb) become lighter; "The room lightened up" lighten up, lighten | 
| means | (verb) rid of obstructions; "Clear your desk" unclutter, clear | 
| means | (verb) make lighter or brighter; "The paint will brighten the room" brighten, lighten, lighten up | 
| means | (verb) remove all or part of one's clothes to show one's body; "uncover your belly"; "The man exposed himself in the subway" expose, uncover | 
| means | (verb) raise the pitch of (musical notes) sharpen | 
| means | (verb) break the seal of; "He unsealed the letter" unseal | 
| means | (verb) make less dense; "loosen the soil" loosen | 
| means | (verb) remove; "clear the leaves from the lawn"; "Clear snow from the road" clear | 
| means | (verb) advance or set forth in court; "bring charges", "institute proceedings" institute, bring | 
| means | (verb) make by cutting into; "The water is going to cleave a channel into the rock" cleave | 
| means | (verb) reverse the winding or twisting of; "unwind a ball of yarn" unroll, wind off, unwind | 
| means | (verb) make more complex, intricate, or richer; "refine a design or pattern" rarify, elaborate, complicate, refine | 
| means | (verb) expand the influence of; "The King extended his rule to the Eastern part of the continent" extend, expand | 
| means | (verb) unwind or untwist uncoil | 
| means | (verb) open the lock of; "unlock the door" unlock | 
| means | (verb) gain through experience; "I acquired a strong aversion to television"; "Children must develop a sense of right and wrong"; "Dave developed leadership qualities in his new position"; "develop a passion for painting" acquire, evolve, develop | 
| means | (verb) undo what has been twined together; "untwine the strings" untwine | 
| means | (verb) make visible; "Summer brings out bright clothes"; "He brings out the best in her" bring out, unveil, uncover, reveal | 
| means | (verb) extricate from entanglement; "Can you disentangle the cord?" unsnarl, straighten out, disentangle | 
| means | (verb) turn white; "This detergent will whiten your laundry" whiten, white | 
| means | (verb) cut and assemble the components of; "edit film"; "cut recording tape" cut, edit out, edit | 
| means | (verb) become less severe or strict; "The rules relaxed after the new director arrived" loosen, relax | 
| means | (verb) cause to become untwisted untwist |