Make tight or tighter:
— Tighten the wire.

synonym: fasten.

Roget 43: join, unite; conjoin, connect; associate; put together, lay together, clap together, hang together, lump together, hold together, piece together [Fr.], tack together, fix together, bind up together together; embody, reembody^†; roll into one.    attach, fix, affix, saddle on, fasten, bind, secure, clinch, twist, make fast etc. adj.; tie, pinion, string, strap, sew, lace, tat, stitch, tack, knit, button, buckle, hitch, lash, truss, bandage, braid, splice, swathe, gird, tether, moor, picket, harness, chain; fetter etc. (restrain) 751; lock, latch, belay, brace, hook, grapple, leash, couple, accouple^†, link, yoke, bracket; marry etc. (wed) 903; bridge over, span.    braze; pin, nail, bolt, hasp, clasp, clamp, crimp, screw, rivet; impact, solder, set; weld together, fuse together; wedge, rabbet, mortise, miter, jam, dovetail, enchase^†; graft, ingraft^†, inosculate^†; entwine, intwine^†; interlink, interlace, intertwine, intertwist^†, interweave; entangle; twine round, belay; tighten; trice up, screw up.    be joined &c.; hang together, hold together; cohere etc. 46.    ... show more

Dutch: aandraaien

Become tight or tighter.

Severely restrict in scope or extent:
— Tighten the rules.

synonyms: constrain, stiffen, tighten up.

Narrow or limit.

synonym: reduce.

Roget 195: become small, become smaller; lessen, decrease etc. 36; grow less, dwindle, shrink, contract, narrow, shrivel, collapse, wither, lose flesh, wizen, fall away, waste, wane, ebb; decay etc. (deteriorate) 659.    be smaller than, fall short of; not come up to etc. (be inferior) 34.    render smaller, lessen, diminish, contract, draw in, narrow, coarctate^†; boil down; constrict, constringe^†; condense, compress, squeeze, corrugate, crimp, crunch, crush, crumple up, warp, purse up, pack, squeeze, stow; pinch, tighten, strangle; cramp; dwarf, bedwarf^†; shorten etc. 201; circumscribe etc. 229; restrain etc. 751.    [reduce in size by abrasion or paring. ] (subtraction) 38 abrade, pare, reduce, attenuate, rub down, scrape, file, file down, grind, grind down, chip, shave, shear, wear down.    ... show more