Synonyms of tighten in English:

tighten


See definition of tighten

verb

1‘when the structure is flat, tighten up the fixing screws’

SYNONYMS

secure, make fast, make more secure, screw up, give an extra turn to

ANTONYMS

loosen

2‘he tightened his grip on her arm’

SYNONYMS

strengthen, make stronger, reinforce, harden, consolidate

ANTONYMS

loosen

3‘she tightened the rope about his ankles’

SYNONYMS

tauten, draw taut, make taut, draw tight, make tight, stretch, strain, extend, make rigid, rigidify, stiffen, tense

ANTONYMS

slacken

4‘my throat tightened’

SYNONYMS

narrow, become narrow, become narrower, become tight, become tighter, become pinched

constrict, contract, brace, draw in, compress, screw up, pucker, purse

North American squinch

rare constringe

ANTONYMS

relax

5‘councillors have asked supermarkets to tighten up car park security’

SYNONYMS

increase, make stricter, make more rigorous, make more stringent, make more rigid, stiffen, heighten, escalate, scale up

informal up, crank up

ANTONYMS

relax


Phrases

    tighten one's belt

      ‘why dip into our savings, if we can tighten our belts instead?’

      SYNONYMS

      economize, cut back, make cutbacks, make cuts, retrench, husband one's resources, budget, be economical, be more economical, make economies, be thrifty, be sparing, be frugal, buy cheaply, buy more cheaply, use less, decrease wastage, reduce wastage, scrimp, scrimp and save, scrimp and scrape, cut corners, draw in one's horns, count the pennies, count your pennies, watch the pennies, watch your pennies

      cut expenditure, cut costs

      North American

      pinch the pennies, pinch your pennies

      US dialect

      rake and scrape